Genie GTH-636 Maintenance Manual page 43

September 2016
GTH-1056, GTH-1256, GTH-1544 and GTH-5519:
1 Remove the fuel filler cap from the tank.
2 Check for proper venting.
Result: Air passes through the fuel tank cap.
Proceed to step 4.
Result: If air does not pass through the cap,
clean or replace the cap. Proceed to step 3.
Note: When checking for positive tank cap venting,
air should pass freely through the cap.
Part No. 1272858
Quarterly Maintenance Procedures
3 Using a mild solvent, carefully wash the cap
venting system. Dry using low pressure
compressed air. Repeat this procedure
beginning with step 2.
4 Install the fuel tank cap onto the fuel tank.
Hydraulic Tank Breather Cap - All Models
1 Remove the breather cap from the hydraulic
tank.
2 Check for proper venting. The cap is
pressurized to 3 psi.
Result: Air passes through the breather cap.
Proceed to step 4.
Result: If air does not pass through the cap,
clean or replace the cap. Proceed to step 3.
Note: When checking for positive tank cap venting,
air should pass freely through the cap.
3 Using a mild solvent, carefully wash the cap
venting system. Dry using low pressure
compressed air. Repeat this procedure
beginning with step 2.
4 Install the breather cap onto the hydraulic
tank.
Genie Telehandlers
Maintenance Manual
33