Bendix Commercial Vehicle Systems 16 1/2 SCAM/XTRA LIFE SERV MANUAL - Manual (Page 10)

8
PREPARATION
1. 1. 1. 1. 1. Park vehicle on a level surface and prevent
movement by means other than the brakes.
2. 2. 2. 2. 2. If equipped with spring brakes, cage the spring on
all axles to be worked on.
3. 3. 3. 3. 3. Raise the axle, to be worked on until the tires
clear the ground. Support axle with heavy duty
jack stands.
4. "Back-off " slack adjuster by turning adjusting nut
until the brake shoes are fully retracted.
CA CA CA CA CAUTION: R UTION: R UTION: R UTION: R UTION: Rockw ockw ockw ockw ockwell Aut ell Aut ell Aut ell Aut ell Auto Slacks r o Slacks r o Slacks r o Slacks r o Slacks requir equir equir equir equire the pa e the pa e the pa e the pa e the pawl wl wl wl wl
aaaaassembl ssembl ssembl ssembl ssembly t y t y t y t y to be r o be r o be r o be r o be remo emo emo emo emovvvvved befor ed befor ed befor ed befor ed before turning the adjust e turning the adjust e turning the adjust e turning the adjust e turning the adjust-----
ing n ing n ing n ing n ing nut. ut. ut. ut. ut.
W W W W WARNING: Ne ARNING: Ne ARNING: Ne ARNING: Ne ARNING: Nevvvvver w er w er w er w er work under a v ork under a v ork under a v ork under a v ork under a vehicle suppor ehicle suppor ehicle suppor ehicle suppor ehicle supporttttted ed ed ed ed
onl onl onl onl only b y b y b y b y by a jack. Alw y a jack. Alw y a jack. Alw y a jack. Alw y a jack. Alwaaaaayyyyys use a jack st s use a jack st s use a jack st s use a jack st s use a jack stand. and. and. and. and.
GENERAL PRECAUTIONS (CONTINUED)
5. 5. 5. 5. 5. Remove wheels and drums using the procedures
specified in the vehicle maintenance manual.
W W W W WARNING: The long t ARNING: The long t ARNING: The long t ARNING: The long t ARNING: The long term effect erm effect erm effect erm effect erm effects of e s of e s of e s of e s of exposur xposur xposur xposur xposure t e t e t e t e to non- o non- o non- o non- o non-
aaaaasbe sbe sbe sbe sbest st st st stos ha os ha os ha os ha os has no s no s no s no s not been de t been de t been de t been de t been detttttermined. A ermined. A ermined. A ermined. A ermined. Avvvvvoid cr oid cr oid cr oid cr oid crea ea ea ea eating ting ting ting ting
dust when per dust when per dust when per dust when per dust when performing service on br forming service on br forming service on br forming service on br forming service on brak ak ak ak ake a e a e a e a e assemblie ssemblie ssemblie ssemblie ssemblies. s. s. s. s.
Ex Ex Ex Ex Exce ce ce ce cessiv ssiv ssiv ssiv ssive e e e e e e e e exposur xposur xposur xposur xposure t e t e t e t e to br o br o br o br o brak ak ak ak ake dust ma e dust ma e dust ma e dust ma e dust may cause r y cause r y cause r y cause r y cause reeeeespir spir spir spir spira- a- a- a- a-
tttttory damage or o ory damage or o ory damage or o ory damage or o ory damage or other bodil ther bodil ther bodil ther bodil ther bodily harm. y harm. y harm. y harm. y harm.
Safety glasses should be wor Safety glasses should be wor Safety glasses should be wor Safety glasses should be wor Safety glasses should be worn n n n n
at all times when assembling at all times when assembling at all times when assembling at all times when assembling at all times when assembling
or disassembling brakes. or disassembling brakes. or disassembling brakes. or disassembling brakes. or disassembling brakes.