Appendix A: Mechanical Checkout

APPENDIX A: MECHANICAL CHECKOUT

CUSTOMER OR PROJECT NAME: Rincon Mining (Rio Tinto) PM3003/3710
PURCHASE ORDER OR PROJECT: 63347
BEPEX SALES ORDER NO: 63347

GENERAL CHECKLIST
Yes No Signed Date
1 Are all equipment and piping grounded?
2 Has the ductwork been pressure tested and confirmed no leaks?
3 A. Has all ductwork connections been retightened after pressure
test?
4 Do all the fasteners on the ductwork connections look secure? (This
is an alternative checkpoint to pressure testing the ductwork.)
5 Are all equipment and piping insulated per PID drawing 551182?
(Conduct leak testing prior to insulating.)
6 Are guards for all equipment installed?
7 Has all piping and ductwork been cleaned and flushed?
8 Are all debris and blocks removed from inside equipment and
ductwork?
9 Are isolation valves in place for maintenance?
10 Are all equipment bases bolted tightly to foundation or structure?
(Exceptions are the sliding bases on the dryer, condenser and heater
which are not to be tightened.)
11 Is all equipment mounted to a level surface?
12 Are flexible connections/expansions joints installed as required i.e.
for thermal expansion, vibration isolation, LIW feeder isolation? Are
they able to move?
13 Was consideration made with the ductwork design to allow for
thermal expansion?
14 Are isolation or vibration pads installed at equipment mounting
locations as required?
15 Have photographs been taken of all Bepex supplied equipment,
instruments and valves? Photos should show:
16 A. Mounting
17 B. Process connections
18 C. Wiring
19 D. Insulation
20 E. Guarding
21 Are upstream and downstream processes ready?
Comments

Page | 1 March 11th, 2025

 Appendix A: Mechanical Checkout
CHECKLIST SPECIFIC TO PULVOCRON (3710-DRY-0001)
Yes No Signed Date
1 Is the shipping support removed from inside the housing?
2 Is the base secured to the floor and shimmed to eliminate a “soft
foot” condition?
3 Is there room to open the door/removal of plates?
4 Is gas purge connected for the seal?
5 Are the X bolts in the end cap retainer torqued to 90-95 lb-ft dry?
6 Is the door o-ring installed on the housing?
7 Is the door bolted shut and tight?
7.5 Run the lubrication system (Mobile DTE heavy medium or equivalent.
Mechanical Run Test
Bump Motors (main and classifier)
8 A. Are there no unusual noises?
9 B. Is the motor rotation confirmed correct?
Run Main shaft and classifier
10 A. Is vibration within acceptable limits?
11 B. Are bearing temperatures within acceptable limits? (Run
until bearing temperatures line out.)
12 Is lockwasher tab engaged with shaft & locknut?
13 Are all setscrews and bolts tightened?
Comments

CHECKLIST SPECIFIC TO PULVOCRON OIL LUBE PUMP (3710-DRY-001)

Yes No Signed Date
1 Is the unit on a level surface?
2 Are the return lines from PCS flat and downhill? No bumps, bends, etc
3 Proper oil flow? 10 psig, Flow meters at 0.10 GPM
4 Can you see oil returning?
Comments

CHECKLIST SPECIFIC TO SOLIDAIRE (3710-COO-0001)

Yes No Signed Date
1 Verify that the structure has been properly designed
for the static and dynamic loading of the Solidaire.
2 Is the compressed air gas purge piping complete with
rotameters connected at the seals?
3 Is the belt drive alignment correct and with the proper
tension?
4 Are the bearings greased?
5 Is the coupling lubricated?
6 Is the reducer oil at the appropriate level?
Page | 2 March 11th, 2025
 Appendix A: Mechanical Checkout
Mechanical Run Test
Bump Motor
7 A. Are there any unusual noises?
8 B. Is the motor rotation confirmed correct?
Run Solidaire
9 C. Is vibration within acceptable limits?
10 D. Are bearing temperatures within acceptable
limits? (Run until bearing temperatures line
out.)
11 Are the sliding end (equipment base will have slotted
holes on this end) anchor bolts not overtightened to
allow for thermal expansion?
12 Is the surface under the sliding support (equipment
base will have slotted holes on this end) smooth and
does not restrict expansion or contraction?
13 Are flexible connections installed at all the jacket inlet
and outlet flanges? Do the flexible connections have
sufficient movement ability?
14 Is there a flexible connection/expansion joint at the
process gas connections? Does the expansion
connection have sufficient movement ability?
15 Is there a flexible connection/expansion joint at the
product connections? (If there is a rotary valve it is
typically mounted directly to the Solidaire. Then the
expansion joint is installed between the rotary joint
and piping.) Does the expansion connection have
sufficient movement ability?
Comments

CHECKLIST SPECIFIC TO FEEDER (3710-CNV-0002) Volumetric Feeder

Yes No Signed Date
1 Is there a hard connection installed to the inlet to
prevent access to rotary parts hazards inside the
feeder?
2 Is the discharge bolted securely to the inlet of the
Solidaire Dryer?
3 Do the gear boxes have oil?
Mechanical Run Test
4 A. Are there any unusual noises?
5 B. Is the motor rotation confirmed correct?
Comments

Page | 3 March 11th, 2025

 Appendix A: Mechanical Checkout

CHECKLIST SPECIFIC TO ROTARY VALVE (3710-FED-0001) – Baghouse Rotary Airlock

Yes No Signed Date
1 Is nitrogen available for the seals if apply?
2 Is the reducer oil at the appropriate level?
3 Is the bearing greased?
Mechanical Run Test
4 A. Are there no unusual noises?
5 B. Is the motor rotation confirmed correct?
6 Is the chain drive alignment correct and with the
proper tension?
Comments

CHECKLIST SPECIFIC TO ROTARY VALVE (3710-FED-0002) – Feeder Rotary Airlock

Yes No Signed Date
1 Is nitrogen available for the seals if apply?
2 Is the reducer oil at the appropriate level?
3 Is the bearing greased?
Mechanical Run Test
4 A. Are there no unusual noises?
5 B. Is the motor rotation confirmed correct?
6 Is the chain drive alignment correct and with the
proper tension?
Comments

CHECKLIST SPECIFIC TO EXHAUST FAN (3710-FAN-0001) – Exhaust Fan

Yes No Signed Date
1 Are all nuts, bolts and setscrews tightened?
2 Does the rotating assembly turn freely without
rubbing?
Mechanical Run Test
3 A. Are there no unusual noises?
4 B. Is the motor rotation confirmed correct?
5 C. Is vibration within acceptable limits?
6 Do the oilers (quantity 2) for the fan bearings have
sufficient oil?
7 Are the bearings greased?
8 Is the belt drive alignment correct and with the proper
tension?
9 Is the coupling lubricated?
Page | 4 March 11th, 2025
 Appendix A: Mechanical Checkout
10 Are vibration isolation pads installed under the base?
Are flexible connections installed at the gas inlet and
outlet?
Comments

CHECKLIST SPECIFIC TO INLET AIR FILTER (3710-FLT-0001) – Inlet Air Filter

Yes No Signed Date
1 Are the filters installed in the correct orientation?
2 Is there 30 in clearance outside of each access door for
filter removal?
3 Are all nuts, bolts and setscrews tightened?
4 Is the filter housing secured to floor/frame?
Comments

CHECKLIST SPECIFIC TO BAGHOUSE (3710-BHU-001) – Baghouse product collector

Yes No Signed Date
1 Are the forklift covers installed in the CAP and DAP?
2 Are all shipping braces removed?
3 Is the grounding strap installed between the CAP and
tubesheet?
4 Is the grounding strap installed between the tubesheet
and DAP?
5 Is the grounding strap installed between the DAP and
hopper sections?
6 Is the grounding strap installed between the hopper
and screw conveyor?
7 Are the legs anchored securely to the floor?
8 Do the legs and bracing look correctly installed? None
bent, legs perpendicular to floor?
9 Is the intermediate leg brace installed?
10 Cursory check of all fasteners, both for the structural
support system, access platform, ladder assemble and
the housing flanges - do fasteners look tight/secured?
11 Is the air inlet manifold supported at the 3 saddle
locations?
12 Is compressed gas connected to the header?
Air Header Assembly
13 Check that none of the wiring between the solenoid
valves and diaphragm valves has come loose.
14 Is the tubing intact (gently tug) and no kinks or breaks?
15 If compressed air piping has been installed and
compressed air is available to the air header of the dust

Page | 5 March 11th, 2025

 Appendix A: Mechanical Checkout
collector, can one hear any air leaks? (Tubing between
the solenoid valves and diaphragm valves)?
16 If compressed air can be applied to the air header and
there is a ball valve in the compressed air line leading
to the air header of the collector, can compressed air
be applied to the air header and then the ball valve
closed? Does the air header pressure “hold”? View the
air header pressure gauge on the air header.
17 If compressed air can be applied to the air header, can
compressed air be heard passing across the diaphragm
valves?
18 With compressed air applied to the air header, what is
the air header pressure on the air header gauge?
Should be between 90-100 PSIG. Confirm air header
pressure.
19 If compressed air can be applied to the air header
assembly and placing ones finger over the exhaust port
over each solenoid valve and diaphragm valve is there
either any compressed air leaking out of the port or
does one feel a slight pressure? This could mean either
the diaphragm wafer may not ne seating properly or
the solenoid piston is not properly sealing against the
port opening.
20 Have the plugs been removed from the exhaust ports
of the solenoid valves?
21 If compressed air is available to the air header and the
timer board has been powered, do each of the solenoid
valves “fire” and its associated diaphragm valve open?
22 Is the Dwyer magnehelic differential pressure gauge
mount, tubed and “zeroed?
23 Is the other set for differential pressure taps on the
dust collector connected to the customer’s differential
pressure instrument/transmitter? If not, are the ports
“capped”/plugged?
24 If electrical wiring has been completed, are both timer
boards powered? Are the settings on the timer board
correct?
25 Is the compressed gas connection at the opposite end
of the header plugged with the pressure gauge?
26 Are the bags securely fitted into position in the tube
sheet with the top bead of the snap cuff above the
tubesheet and bottom bead below?
27 Do the grounding straps of the bags curve over the top
of the bag and extend down under the tube sheet?
28 Are the cages fully seated onto the top of the bags?
29 Are all the filter bag assemblies hanging straight with
the bottoms not touching other bag assemblies or DAP
walls?

Page | 6 March 11th, 2025

 Appendix A: Mechanical Checkout
30 Are the blowpipes installed with the blowholes
centered over the bags and facing down toward the
bags?
31 Are blowpipes secured at both ends? Give a tug to
confirm.
32 Are the 7 suppression cannisters installed?
33 Is the pressure sensor installed in the DAP wall?
34 Are the two rupture disks installed (sprinkler water
deluge valves) and look to be sealed to the flange
assemblies?
35 Are the glass bulb sprinkler heads still intact? No
damage?
36 If water has been applied to the sprinkler system, if
there any water accumulation on the topside of the
tubesheet that may indicate a leak in the interior piping
or sprinkler nozzles?
Comments

CHECKLIST SPECIFIC TO ELEC GAS HEATER (3710-HET-0001) – Electric Air Heater

Yes No Signed Date
1 Are flexible connections installed at the process/utility
inlets and outlets?
2 Are the sliding end (equipment base with slotted holes)
anchor bolts not overtightened to allow for thermal
expansion?
3 Is the surface under the sliding support smooth and
does not restrict expansion or contraction?
Comments

CHECKLIST SPECIFIC TO CHILLER + WINTER CHILLER (3710-CHI-0001) – Glyclor Chiller

Yes No Signed Date
1 Are the chiller and winter chiller located in a non-
classified area?
2 If installed indoors, is there adequate ventilation?
3 Is the system charged with 50% propylene glycol
blend?
4 Has the coolant piping been flushed and pressure
tested to check for leaks before filling with coolant?
5 Has the cooling water system been filled with 50%
propylene glycol?
Comments

Page | 7 March 11th, 2025

 Appendix A: Mechanical Checkout

CHECKLIST SPECIFIC TO MAGNET (3710-MAG-0001) – Feed Magnet

Yes No Signed Date
1 Is the magnet in the proper place to be able to catch
metallic pieces?
2 Are all nuts, bolts, and setscrews tightened?

CHECKLIST SPECIFIC TO MAGNET (3710-MAG-0002) – Product Magnet

Yes No Signed Date
1 Is the magnet in the proper place to be able to catch
metallic pieces?
2 Are all nuts, bolts, and setscrews tightened?

Is feed material readily available to run on site?

Page | 8 March 11th, 2025