TM-9-2320-260-20
TRUCK, 5-TON, 6X6, M809 SERIES (DIESEL)
TECHNICAL MANUAL; UNIT MAINTENANCE
APRIL 1995
TM-9-2320-260-20 - Page 1051 of 1337
TM 9-2320-260-20
13-32. WRECKER RESTRICTOR VALVE REPLACEMENT
THIS TASK COVERS:
a. Removal
b. Installation
INITIAL SETUP
APPLICABLE MODELS
REFERENCES (TM)
M816
TM 9-2320-260-10
MATERIALS/PARTS
TM 9-2320-260-20P
Two locknuts
EQUIPMENT CONDITION
Six screw-assembled lockwashers
Parking brake set (TM 9-2320-260-10).
Cap and plug set (Appendix C, Item 9)
CAUTION
Cap or plug all openings immediately after disconnecting lines
and hoses to prevent contamination. Remove cap or plugs prior to
installation. Failure to do so may result in damage to equipment.
NOTE
Have drainage container ready to catch hydraulic fluid.
1. Remove six screw-assembled lockwashers (4) and cover (2) from gondola (1). Discard screw-
assembled lockwashers (4).
2. Remove two locknuts (8) and clamps (7) from hoses (11) and (3). Discard locknuts (8).
3. Remove hose (3) from extension lever connection (6).
4. Remove hose (9) from extension cylinder connection (5).
5. Remove two hoses (3) and (9) and restrictor valve (10) from gondola (1).
6. Remove two hoses (3) and (9) from restrictor valve (10).
CAUTION
Arrow marked on restrictor valve must face extension lever.
Failure to do so may cause damage to equipment.
1. Install two hoses (3) and (9) on restrictor valve (10).
2. Route two hoses (3) and (9) and restrictor valve (10) through gondola (1).
3. Install hose (9) on extension cylinder connection (5).
4. Install hose (3) on extension lever connection (6).
5. Install two clamps (7) on hoses (3) and (11) with two new locknuts (8).
6. Install cover (2) on gondola (1) with six new screw-assembled lockwashers (4).
13-78
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