HYDRAULIC MASTER CYLINDER AND AIR CHAMBER (ALL MODELS EXCEPT M127)

TM9-2330-207-14

4-41. HYDRAULIC MASTER CYLINDER AND AIR CHAMBER

(ALL MODELS EXCEPT M127)

Before attempting to remove the hydraulic master cylinder and air chamber,

open drain cock on air reservoir to release air pressure from system.

a. Removal. Remove the hydrauIic master cylinder and air chamber by following procedures shown in

steps 1 thru 4 of figure 4-48.

b. Installation. Install the hydraulic master cylinder and air chamber by following pocedures shown in

steps 5 thru 8 of figure 4-48.

DISCONNECT AIR LINE AT ELBOW

STEP 1.

IN COVER OF AIR CHAMBER.

THEN DISCONNECT FLEXIBLE HY-

DRAULIC LINE FROM HYDRAULIC

MASTER CYLINDER.

DISCONNECTING OR CONNECTING

FLEXIBLE HYDRAULIC LINE

STEP 2.

REMOVE THREE HEX NUTS AND

MOUNTING BRACKET TO CHASSIS

FRAME. LIFT OFF AIR CHAMBER,

HYDRAULIC MASTER CYLINDER,

AND MOUNTING BRACKET AS A

UNIT.

REMOVING OR INSTALLING AIR CHAMBER

AND HYDRAULIC MASTER CYLINDER AS A UNIT

Figure 4-48. Hydraulic master cylinder and air chamber replacement (All models except M127)

(Sheet 1 of 2)