4-39. POWER CLUSTER REPLACEMENT.
This Task Covers:
l Dolly sat parked on level surface with
handbrakes applied (para 2-2).
l Air reservoir draincock opened (para 4-43).
l General mechanics tool kit
Common no. 1 shop set
Rags (Items 10, Appendix E)
Antiseizing tape(item17 Appandix E)
l Each dolly set has two power cluster assembles.
l Power cluster consists of master cylinder and air cylinder.
For the M832 (SN J089-001 thru 159 and J017-160 thru 350), bracket is rotated
If removing power cluster at front dolly, disconnect air hose (7) from relay valve(1).
If removing power cluster at rear dolly, disconnect air hose (6) from quickdisconnect fitting (5).
Remove fluid passage bolt (4) and disconnect multiple connector (3) from master cylinder (2).
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