6 cab installation, Cab installation, Notice – JLG G5-18A Service Manual User Manual
Page 59: Warning

4-11
G5-18A, 2505H, 25.5
Cab
4.6
CAB INSTALLATION
1. Block all four wheels to help prevent machine from
moving. Assure that there is sufficient overhead and
side clearance for cab installation.
2. Attach a sling with minimal lifting capacity of 800 lb
(363 kg) through previously installed eye bolts.
3. Use a hoist or overhead crane and sling attached to
cab. Carefully begin to align cab with mounting holes
in frame.
4. Stop and check that wiring, hydraulic hoses, cables,
etc., will not be pinched or damaged as cab is
positioned. Take special note of fuel fill tube as well.
5. Readjust position of sling as needed to help balance
cab during installation.
6. Install cab-to-frame hardware (2).
7. Torque upper cab bolts to 340 lb-ft (461 Nm).
8. Torque lower cab bolts to 530 lb-ft (719 Nm).
9. Remove eye bolts from top of cab (1).
10. Uncap and reconnect hydraulic hoses at
cab locations.
11. Install cab-to-wiring harness connectors on side of
the cab.
12. Uncap and connect heater hoses to engine.
13. Secure with hose clamps.
14. If equipped with a cab heater, Refer to Section 4.4.8,
“Heater/Air Conditioning System (If Equipped).”
15. Properly connect battery.
16. Carefully examine all cab components, fasteners,
etc., one last time before engine start-up. Rectify any
faulty conditions.
17. Start engine and check operation of all controls.
18. Check for hydraulic fluid leaks.
19. Check hydraulic fluid level in tank and add fluid
as required
20. If equipped with optional heater, operate engine until
operating temperature is achieved ensuring that
thermostat has opened.
21. Turn engine off and wait for engine to cool and check
coolant level. Add coolant as required to bring
coolant to proper level.
22. Install protective cover to front of cab.
23. Install mirrors and all other components as needed,
if removed.
24. Unblock wheels
25. Close and secure engine cover.
26. Start engine and test joystick for proper functions.
27. Remove a Do Not Operate Tag on both ignition key
switch and steering wheel.
NOTICE
When the engine is initially started, run it briefly at low
idle and check the machine for any visual sign of fluid
leakage. STOP the engine immediately if any leakage
is noted, and make any necessary repairs before
continuing.
WARNING
Avoid breathing exhaust fumes, and prevent engine
operation from becoming a cause of toxic emissions.