TM 5-3805-262-2010-6. 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 KitFixed open end wrench setSocket wrench set, 3/8 inch driveScrewdriverMATERIALS/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 62BNOTEPRELIMINARY PROCEDURE: Engine side panels removed (page 9-14), heaterw 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 ryground cable disconnected (page 5-148), and operator-s seat upper seatsupport 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 upo 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 lgain access tocab switch panel (3) up from heater console just enough toHEAT CONTROL valve ports.10-37
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