TM 5-3805-262-20
10-6. CAB HEATER SYSTEM MAINTENANCE (CONT)
b. H o s e s ,
Lines,
a n d F i t t i n g s . This task covers removal , c l e a n i n g , i n s p e c t i o n,
a n d i n s t a l l a t i o n o f c a b h e a t e r h o s e s , l i n e s , a n d f i t t i n g s.
TOOLS: No. 1 Common Organizational Maintenance Tool Kit
Fixed open end wrench set
Socket wrench set, 3/8 inch drive
Screwdriver
MATERIALS/PARTS:
Clean cloths (Appendix C, item 1)
Cleaning solvent P-D-680 (Appendix C, item 2)
Detergent (Appendix C, item 3)
Tie straps, three (FSCM 10988 PN L18331)
PERSONNEL REQUIRED: TWO Construction Equipment Mechanics M0S 62B
NOTE
PRELIMINARY PROCEDURE: Engine side panels removed (page 9-14), heater
w a t e r s h u t - o f f v a l v e s c l o s e d a t w a t e r p u m p a n d e n g i n e b l o c k , b a t t e ry
ground cable disconnected (page 5-148), and operator-s seat upper seat
support removed from cab (page 9-31).
REMOVAL (SHEET 1 OF 2)
( 1 ) A t c a b s w i t c h p a n el , remove HEAT CONTROL knob (1) by pulling straight up
o f f c o n t r o l s h a f t .
(2) Remove four screws (2).
( 3 ) C a r e f u l l y p u l l
gain access to
cab switch panel (3) up from heater console just enough to
HEAT CONTROL valve ports.
10-37
