TM 5-3800-205-10-1
Table 1. Preventive Maintenance Checks and
Services (PMCS) for 613CS Scraper - Continued.
LOCATION
ITEM TO
CHECK/
ITEM
MAN-
NOT FULLY MISSION
SERVICE
NO.
INTERVAL
HOURS
PROCEDURE
CAPABLE IF:
33
During
Brakes
a. Check service brakes for pulling, a. Brakes pull, grab or
grabbing or reduced braking capac-
exhibit unsafe operation.
ity.
b. Check parking brake operation with b. Parking brake will not
engine idling and transmission in
hold machine.
high range.
34
During
Steering
Check for smooth, controlled steering Steering is erratic. Any play
without pulling or drifting.
is evident at hitch linkage.
35
During
Drive Train
Monitor tractor operation for unusual
noise or vibrations from engine, trans-
mission, drive shafts, axles, and
wheels.
36
During
Scraper
Monitor bowl operations for unusual
noise or vibrations from elevator, ejec-
tor, retracting floor of bowl, and bowl
lift cylinders.
37
During
Overall
Be alert for evidence of fluid leakage.
Class III oil or hydraulic
Leakage
fluid leaks are evident. Any
coolant, brake fluid or fuel
leaks are evident.
38
During
Instrument
With machine fully warmed up, moni- EMS panel or gages indicate
Panel
tor EMS indicators, warning lights, an abnormal reading.
and readings on gages.
(1) Engine coolant temperature
range should be 165F-210F
(74C- 99C).
(2) Torque converter oil tempera-
ture range should be 165F-
265F (74C-129C).
NOTE
Air pressure gage must register above 65 psi (240 kPa).
(3) Air system operating pressure
range is 125 +/- 10 psi (862 +/-
69 kPa).
0014 00-25
