FUEL SYSTEM
8-25
2.12 Disassembling, inspecting and reassembling fuel filter (cock switch type, changeover)
Disassembling, inspecting and reassembling fuel filter (cock switch type, changeover)
Disassembling sequence
Note: (a) Disassemble the fuel filter only when removing the element. Do not disassemble the cock lever unless absolutely
necessary.
(b) When removing the cock lever and reassembling it after cleaning, apply silicon oil to the O-ring of the lever.
When dust or water is accumulated at the case bottom or in
the element, replace the filter as an assembly. Replace the
fuel filter every 400 hours. Check the filter every 100 hours.
If defective, replace the filter regardless of the replacement
interval.
Inspecting fuel filter (cartridge type)
1 Ring nut 5 O-rings 9 Valve
2 Cup 6 Cock lever 10 Air bleed plug
3 Element 7 O-rings 11 Packing
4 Element spring, float 8 Spring 12 Filter body
1
2
3
4
5
6
7
8
9
11
10
Replace
Replace
Replace
Wash in a gas oil: Every 100 hrs
Replace : Every 400 hrs
Check for clogging (water and dust)
Do not evulse
12
Inspect: every 100 hours
Replace: every 400 hours
Replace the entire assembly
if water/sediment is
accumulated inside.
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