Replacing The Lp Lockoff / Filter Cartridge - Husqvarna CRT48-33K Operator's Manual

CRT 48-33K
5.19

Replacing the LP Lockoff / Filter Cartridge

Description The LP lockoff / filter cartridge is an in-line safety valve that prevents LP gas from
flowing to the vaporizer when the system is not in use. As with a gasoline fuel filter
or oil filter, the cartridge is disposable and must be replaced at the interval specified
below.
When Replace the LP lockoff / filter cartridge every 1000 hours or yearly (whichever
occurs first).
Requirements Hand tools (wrench, screwdriver, etc.)

Leak test solution

Replacement LP lockoff / filter cartridge

Thread sealant for LP connections (Loctite

Protective gloves

Location The LP lockoff / filter cartridge (a) is part of the fuel supply hose assembly. The LP
tank and LP tank mount must be removed to access the catridge.
Removing the Perform the procedure below to remove the LP lockoff / filter cartridge.
cartridge
1. Close the discharge valve (b) on the LP cylinder.
2. Start the engine and run the machine until the engine stops. This action purges
residual LP from the fuel system. Turn the starting key to the "off" position when
the engine stops.
This procedure continues on the next page.
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b
a
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Maintenance
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565 Pipe Sealant or equivalent)
b
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