'CATALOG ,5(-j()- $438
PAGENO:
I NJECTION PUMP MODEL DBGFC 631-44AJ
SUPERSEDES
MODEL DBGFC637-29A.J
SPECIFICATION
0064 CUSTOMER PART NO. , Y51q955
EDITION NO. 16 DATED3-17-75 CUSTOMER'SNAME 8, ADDRESS:
All%% Chalmers Mfg. Co.
ENGINE D-262-T FULL LOAD RPM 2200 Harvey Works
APPLICATION “C” CD>lBINE GOV. REGULATION Harvey, 1lli”OfS
%
NOTE: ALL SPEEDS ARE IN ENGINE RPM UNLESS OT HERWISE NOTED RPM MM’ PER MAX. “AR. TRANS. P”llP
TEST STAND 1,” STROKE BET. “IL. PRESS..PSI
1. INJECTION LINES 3/s/” I.D. BY 20” LONG
2. TEST OIL TEMPERATURE llO-115°F.
3. NOZZLEOPENING PRESSURE 2500 PSI 12SD12 NOZZLES.
CALIBRATION OIL (S.B.zOL)
4.
PUMP OPERATINGSPEED HALF ENGINE SPEED
ENGINE FUEL CONSUMPTION
PUMP ACCESSORIES
1. Delivery Valve 14.
16.
15. GOVERNOR‘
TRANSFER
LOW IDLE CUT-OFF
PUMP PRESSURE
(l/s HI.IDLE
(WOT)
DEL.) 2350
600 1 9-131’
7 Ma 4 j
2. Speed Advance
3. 17. Set Throttle StoD Screw 4;;. 1 53-ZZ0 tten back/out&nu.rn
4. 18. MINIMUM CRANKING SPEED DELIVERY
PUMP SETTlNGS (f . ITEMS APPLY TO SERVICE ONLY)
1. ROLLER TO ROLLER DIMENSION 1.951 * .0Oo5
I
2. GOVERNOR LINKAGE GAP ,125” TO :165” 19. NAME PLATE LEFT SIDE VIEWING E.P.
l(USE GAGE NO. 18914’) 20. TIMED LEFT SIDE VIEWING E.P.
+3. OPERATE PUMP AT 1000 RPM WOT (WIDE OPEN THROTTLE) 21. TIMED TO CAM (For start of Injection)
FOR 10 MINUTES TO BRING TO OPERATING TEMPERATURE ANC , 22. GOv’ERNOR CONTROL COVER TO BE STAMPED VOLTS.
CLEAR AIR FROM SYSTEM. 23:NlJMBER ONE CYLINDER (FROM END PLATE)
4. CHECK FOR MINIMUM 18” HG TRANSFER PUMP LIFT AT 400 RPM NOTES:
24. SPECIAL
IF EQUIPPED WITH THE BY PASS SYSTEM, PINCH BY PASS HOSE a. Pump TV be AIR-TIMED prior to shipping
5. ADJUST TRANSFER PUMP PRESSURE (WOT) b, ~Torque all fasteners per ~~713 or S. B. 106
16. CHECK FOR MINIMUM CRANKING SPEED DELIVERY (SEE STEPlS: ,
7. AUTO ADVANCE SPEED RESPONSIVE
a. ADVANCE MOVEMENT 6”‘1/24~ef.to S~235 or ~~632,
b. 1100-1300 Start Advance
C. 1675-1875 Finish Advance 25. SEALING WIRES: PART NO, 10408 5 REQUIRED
(REFERENCE DRAWING XL545 OR SERVICE BULLETIN 134R) .
d. I
FOR SERVICE USE ON ENGINE I High Idle Screw to Lever
FULL LOAD (IF DYNANOMETER AVAILABIE)
ent at 1600 RPM
1. Set 3' Advance movem,
2. Advance
_- must
-__ fini 6” MO t‘ by 1900 RPM
MF. z
.- LRT NO. Ep
c\
EQ. pi
,I
NUT, low idle adj. screw 1 1 2174 - 1 ASHBR, low Idle adj. screw
SEAL, low idle adj. screw 11 .3550 -
SCREW, low idle adjusting 11 2334
3 1 2202 -
SCREW, cover hold down
LOCKWASHER,cover screw 3 11582
13521 3 VLSHW, cover hold dovn screw
12153 1 :ovFB, governor control
GASKET, governor cover 11 2054 -
SEAL, pilot tube 11 0519 - 11332 2 XREW, head locking
SEAL, drive shaft 2 10453
SHAFT. drive
ROLLPIN, drive shaft
BUTTON. thrust
1
11
1:
20287
9921
L5121
-! 11611
13807
I
1
ZAP, torque screw
ILrr, torque *crey
SPRING. thrust button 1 10541 12040 1 iBAL, torque screw
WASHER, drive shaft 11 0534 1467’ I jCREW, t”r9”e
NUT, drive shaft 1 .0529
WASHER, torq. screw hole 1 :.0464
SCREW, torq. ser. hole plu 11 2259
SCREW, name plate 2 10401 1 dOUSINGASSEMBLY
PLATE, name 11 0394 2 BUSHING, throttle shaft
GASKET, timing line cover 2 1.0574
SCREW, timing line cover 4 10584
COVER, timing line 2 10567
-- L
- z
ROLLER, cam
SHOE, cam roller
CAM RING
2
2
1
11141
20116
10375
I 13821
1383:
1644(
1
2
1
1
1YD.HEADh ROTORASSY. *
PLUNGER,rotor (basic)‘
~selll02
,r13826
chrulll05(Standard)
1r11107 thrulIll0
VALVE, delivery
(qversfze)
SPRING, delivery valve
STOP, delivery valve
(oversize)
BS indicated on rotor S.B.60R.
S.B.143R
as req'd.
1383; 1 SCREW,delivery valv? ret.
SEAL, hydraulic head 1 11304 14561 1 WIRE, vent
SPRING, leaf 1 14247 1143f 2 SCREW, hydraujic head plug
SCREW, leaf spring adj. 1 11175 1143' 1 WIRE, vent wire ret
1221( 1 SCREW. hydraulic head plug
1 RING, rotor retainer
SCREW, fuel line CO"neCtO= 11346 2 RETAINER, rotor
6 I INDENTED ITEMS INCLUDED
DBCFC637-44AJ _
-
DESCRlPTvJN ii? DLXlPTloN
1EQ.
-
L
‘ UG, end plate
SEA&end plate sleeve >
S-IG, regulating L
i j l+eiPlatf% 1
dl FILTER ELHl!XN’lYAS.9 L
4 iilter cap 1 1 SLEEVE,end pl.ati
SE~~,transfer pump L
ROLLPIN,end plate lot. 1
1 ;PRING,plunger retainer
1 PLATE,end
LINER, transfer pump 4 WASHER,end plate SC=eY
BLADE,transfer pump 4 SCREW, end plate
PLUG,end plate Pipe 4 LOCKWASHER, end plate Screw
-
=
SPRING, governor control 1 122ll 1 RETAINER, spring
11961 1 SPRING, idling
ARM, governor 1196' 1 GtiIDE. idling spring
SHAFT, gov. arm pivot 14681 1 ARM ASSY.. metering valve
SEAL, pi\iot shaft 13551 1 WASHER,guide stud
NUT, pivot shaft ret, 12201 1 STUD, guide
11611 1 SHIM, meterin'g valve
18801 1 VALVE, metering
1 2035! 1’ SPRING, metering valve
19521 i RETAINER ASSY., go". veight
WEIGHT, governor 6
1952 1 RETAINER, go". weight
WASHER, go". thrust sleeve 1 18981 1 HUB ASSY., go". weight
KING, go". cage retaining 1 1751: 1 RING, flexible ret..
= =z=
1 SHAFT.shut off
LEVER, throttle shaft 1
SEAL, throttle shaft 2
WASHER,_tt~ttle shaft seal ?
SItAn ASSY., throttle I
NUT,throttle lever stop scre 1
SCREW,throttle lever.stqp 1
- Z&l. shut-off
1
.(
LEVER ASSY., throttle 1
SR(INc, throttle lever 1 1 HOUKASSMBLY., go". Linkage \
1 SCREW, go". link. hook adj.
1 WASHER, go". link. hook ad
SCREW, throttle lever sprinj 1. 1 HOOK, governor linkage
RETAINER, throttle lever spl 1 1 LINK ASSY., go". link adj.
NUT, high idle adj. 1 SIXING, governor linkage
1
SCREW, high~__~
idle adj.
1
= =
*Assemble with Part No. 1 >LUG, piston hole (power)
towards piston hole plug
SEAL, piston ring 1 1IING, piston
.’
kPISTON, power 1
WASHER, slide 1
WASHER, slide 1 1150; 2 SEAL, head lot. screw
PISTON, spring 1
SPRING, outer advance 1 1854 1 SCREWASSY., he2d locating
SPRING, inner advance 1
GUIDE, adv. adj. spring 1
SEAL, piston hole plug 2
2 SEAL, piston hole plug
PLUG, piston (spring) 1
SEAL, advance adjusting scre 1
NUT,trimmer screw 1 1 SCREW, cam advance
: SCREW, advance adjusting 1
SEAL, adv. screw hole
1 . plug
1
--
APPLICABLE SERVICE ASSEMBLIES
2-24-72 11465 14
2-25-74 11951 15
3-17-75 12209 16
