10-6. CAB HEATER SYSTEM MAINTENANCE (CONT)
a. H e a t e r ( c o n t ).
Inspect cover (3) for cracks, breaks, or dents; replace as necessary.
Check that all dust and dirt has been removed from its screen.
C h e c k c o r e s e a l ( 4 ) , i n s u l a t o r ( 5 ) , s e a l s ( 7 ) , a n d f e l t i n s u l a t o r s ( 8)
for tears, deformation, or other damage. Replace as necessary.
Inspect fan (13) for bent or deformed blades. Replace as necessary.
Inspect motor (11) leads for cracked or broken insulation or broken wire
strands at connection to spade terminals. Repair cracked or broken insu-
lation by applying insulation tape to area. If broken wire strands are
seen, cut wire as close to spade terminals as possible. Strip 1/4 inch
insulation from end of wire taking care not to cut through wire then
crimp new spade terminal(s) securely onto wire.
Inspect mounting plate (14) for cracks, breaks, or dents; replace as ne-
cessary. Check that all dust and dirt has been removed from its screen.