JLG 1250AJP Service Manual - Manual (Page 298)

SECTION 4 - BOOM & PLATFORM
4-58 – JLG Lift – 3121171
Out of Transport - Switch #2 off cam:
Possible Faults
1. Stuck Switch
• 8/4 Fault Code
• TRANS SW SW DISAGREEMENT* Analyzer message
*This fault will not show up until telescope is activated.
2. Wire Broken/Disconnected
• 8/4 Code Fault Code
• TRANS SW SW DISAGREEMENT Analyzer message
4.22 DUAL CAPACITY SWITCHES
See Figure 4-35., Boom Sensor Locations - Dual Capacity,
Length, & Main Boom Transport and Figure 4-45., Dual
Capacity Switch Wiring
The Dual Capacity Switches are located on the left side of
the Main Base boom underneath the cover. The Dual
Capacity Switches along with the Main Boom Transport
Length Switches run on a series of cams mounted on the
fly boom to determine the length of the main boom. These
switches restricts the main boom length between the main
boom angles of +55° and -45° for the 1000 lb (450 kg)
envelope.
Analyzer Readings
The analyzer reading for these switches can be found in
the Diagnostics menu under Transport Data.
Switch #1 off cam: