THDC / THDCP - 954 / 955 / 974 (Rev. 06/03)THDC / THDCP - 954 / 955 / 974 (Rev. 06/03)
1-41-4
comes ficomes first. rst. If steam is not avIf steam is not available, use a solailable, use a sol--
vent to wasvent to wash the engine. h the engine. When clWhen cleanineaning theg the
engine, protect all electrical components, open-engine, protect all electrical components, open-
ings and wiring from the full force of the cleanerings and wiring from the full force of the cleaner
spray nozzle.spray nozzle.
WARNING:WARNING:When using a steam cleaner,When using a steam cleaner,
wear protective clothing and safety glasses orwear protective clothing and safety glasses or
a face shield. a face shield. Hot steam Hot steam will cause seriowill cause seriousus
personal injury.personal injury.
Checking Engine Mounting Bolts.Checking Engine Mounting Bolts. The engineThe engine
mounting bolts should be checked for themounting bolts should be checked for the
appropriate torque every 6 months or 1500 hours,appropriate torque every 6 months or 1500 hours,
whichevwhichever comes fier comes first. rst. The torque value of theThe torque value of the
engine mounting bolengine mounting bolts is 380 ft-lts is 380 ft-lbs. bs. Inspect theInspect the
rubber mounts for deterioration and age harden-rubber mounts for deterioration and age harden-
ing. ing. ReplReplace any brokeace any broken or n or loslost bolts and dam-t bolts and dam-
aged rubber mounts.aged rubber mounts.
Cummins QSM11-C330 Engine General Infor-Cummins QSM11-C330 Engine General Infor-
mationmation
OOiil l PPrreessssuurre e ((nnoorrmmaall) ) 228 8 - - 335 5 ppssii
Oil CapacityOil Capacity
(includ(includes es filter change)filter change)
39.2 39.2 quartsquarts
HHiiggh h RRPPMMs s ((nno o llooaadd) ) 2222550 0 rrppmm
LLoow w RRPPMMs s 77550 0 rrppmm
NOTES:NOTES:
SS
Setting high Setting high rpms rpms under no load under no load conditiconditions toons to
2250 2250 rpm rpm ensures ensures that that the the engine engine will will havehave
2100 2100 rpms rpms under under a a loaded loaded condition.condition.
SS
Some specSome special applial applications ications may usmay use enginee engine
speed speed settings settings that that are are different different from from the the stan-stan-
dards showdards shown. n. The proper sThe proper settings are ettings are perma-perma-
nently nently stamped stamped on on a a metal metal tag tag affixed affixed to to thethe
engine.engine.
Calibration Of Electronic Accelerator Pedal ToCalibration Of Electronic Accelerator Pedal To
ECM Of Engine.ECM Of Engine. The Cummins QSM11 engineThe Cummins QSM11 engine
uses an electronic accelerator to control engineuses an electronic accelerator to control engine
speed. speed. Each time tEach time the accelerhe accelerator pedal isator pedal is
changed, disconnected and the ignition switch ischanged, disconnected and the ignition switch is
turned on, or ECM (Electronic Control Module) isturned on, or ECM (Electronic Control Module) is
changed out, the accelerator pedal must be cali-changed out, the accelerator pedal must be cali-
brated to the ECM. brated to the ECM. CalibrCalibration proceduration procedures are ases are as
follows:follows:
1. 1. Apply tApply the parkhe parking braing brake, plke, place the shace the shiftifter iner in
neutral, and turn the ignition switch to the Igni-neutral, and turn the ignition switch to the Igni-
tion position (first click).tion position (first click).
2. 2. CycCycle the accele the accelerlerator pedaator pedal throul through its fulgh its fulll
range of travel three times.range of travel three times.
3. 3. TurTurn the ignitin the ignition switon switch to the Ofch to the Off positif position foron for
30 seconds.30 seconds.
Diagnostic LightsDiagnostic Lights(Illustration 1-5)(Illustration 1-5).. The diagnos-The diagnos-
tic lights, located on the right side of the dash, aretic lights, located on the right side of the dash, are
used to alert the operator of engine related prob-used to alert the operator of engine related prob-
lems. lems. At initial power up, all 3 lightAt initial power up, all 3 lights will be illums will be illumi-i-
nated for 2 seconnated for 2 seconds. ds. AfteAfter 2 r 2 secseconds, thonds, the rede red
light willight will turn off. l turn off. After 2.5 secondsAfter 2.5 seconds, the yellow, the yellow
light wilight will turn offll turn off. . After 3 seconds After 3 seconds from power up,from power up,
the blue light will turthe blue light will turn off. n off. Each light’Each light’s function iss function is
listed as listed as followsfollows::
1.1. Blue Blue Light.Light. This light will begin to flash atThis light will begin to flash at
approximately 230 hours, indicating routineapproximately 230 hours, indicating routine
maintenance is formaintenance is forthcomithcoming. ng. This light ilThis light illumi-lumi-
nates at approximately 250 hours when rou-nates at approximately 250 hours when rou-
tine maintenance is retine maintenance is required. quired. TTo reset thiso reset this
light, perform the following procedures to resetlight, perform the following procedures to reset
the blue light:the blue light:
a. a. TToggle the dioggle the diagnostic agnostic switswitch (locch (locatedated
inside the dash on the right side) to the ONinside the dash on the right side) to the ON
position.position.
b. b. TurTurn the ignitn the ignition key ion key to its to its accessoraccessory posi-y posi-
tion (first click).tion (first click).
c. c. AllAllow all thow all the diagnoe diagnostistic lighc lights to comts to completpletee
the flash sequences prior to starting proce-the flash sequences prior to starting proce-
dure 4.dure 4.
d. d. FulFully deprly depress thess the accele acceleraterator pedal anor pedal andd
hold for more than 3 seconds.hold for more than 3 seconds.
e. e. Fully Fully depress depress the accthe accelerator elerator pedal twpedal twiceice
(each time less than 1 second).(each time less than 1 second).
f. f. FullFully depy depresress ts the ache accelceleraterator por pedal edal andand
hold for more than 3 seconds.hold for more than 3 seconds.
NOTE:NOTE:
Procedures d. through f. must be com-Procedures d. through f. must be com-
pleted pleted within within 30 30 seconds.seconds.
g. g. The blue liThe blue light wilght will flasl flash three quich three quick flask flasheshes
signifying that the ECM has responded tosignifying that the ECM has responded to
the reset command.the reset command.
h. h. TToggle the dioggle the diagnostic agnostic switcswitch to the OFh to the OFFF
position.position.
i. i. TTurn turn the ighe ignitnition sion switwitch to ch to the Othe OFF pFF posi-osi-
tion. tion. Allow the igAllow the ignition swinition switch to remain oftch to remain offf
for a minimum of 30 seconds before turn-for a minimum of 30 seconds before turn-
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