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Page Title:
TABLE 5-1. SERVICE TROUBLES AND REMEDIES (Cont'd) |
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 TM 10-3930-623-12
TABLE 5-1. SERVICE TROUBLES AND REMEDIES (Cont'd)
Trouble
Probable Cause
Remedy
TRANSMISSION (Cont'd)
Low oil flow through converter
Converter pressure regulator
CONTINUOUSLY
valve stuck in near closed position
HIGH OIL TEMPER-
ATURE (Cont'd)
Improper shift linkage arrangement
Free linkage and adjust
SLOW OR ERRATIC
or adjustment
CLUTCH ENGAGE-
MENT
Low main pressure
Main pressure regulator valve
stuck. Clean, check springs,
free up in valve bore
Internal oil leaks
Check other clutches
Check shaft seal rings
Worn main pump
Inspect pump and replace if worn
LOW CLUTCH
PRESSURES AND
Low oil level
Add oil
SLOW ENGAGE-
MENT AT IDLE
Leak on intake side of main pump
Check intake line
Cold oil
Warm and recheck
LOSS OF POWER
Parking brake on
Release parking brake
HYDRAULIC PUMP
Hose leaks
Tighten or replace hoses and/or
LOW PUMP
clamps as necessary
PRESSURE
Truck engine malfunction
Refer to engine troubleshooting
Low fluid level
Add sufficient fluid of proper
type
Clogged
Clean
UNDUE PUMP
VIBRATION
Loose mounting
Tighten
5-22
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