Guldmann GH1 F, Service Manual

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© Guldmann
GB/US
-09/2016 •
#550376_3
96
SERVICE AND
REP
AIR
Hand control
display Fault description Fault mitigation – Technician
Fault 18/1 Communication fault – Twin hoist (18) • Check cables and connection between PCB on
leader hoist (J10/J11 on 16) and follower hoist
(J10/J11 on 18)
• Check battery voltage on (18), minimum 16 volt .
• Check jumper settings on (18) .
• Replace PCB (16) or (18) .
Fault 81/1 Communication fault – Com module (81) • Check cables and connection to Com module
(J105 or J5 on 81 to J2 on 16)
• Check jumper setting on (81)
• Replace (81)
Fault 82/1 Communication fault – Com module follower
twin hoist (82) • Check cables and connection to Com module
(J105 or J5 on 82 to J2 on 18)
• Check Jumper setting on (82)
• Replace (82)
Fault 32/1 Communication fault – Aux drive motor (32) • Check cables and connection to aux module
(J2 on RS485 to J3 on 16)
• Check Jumper setting on (32)
• Replace (32)
Fault 16/22 Hardware overcurrent – leader (16) • Replace motor (16)
• Replace PCB (16)
Fault 17/22 Hardware overcurrent – follower (17) • Replace motor (17)
• Replace PCB (17)
Fault 18/22 Hardware overcurrent – leader – twin hoist (18) • Replace motor (18)
• Replace PCB (18)
No charging 16 No charging on from leader charger • Check power form charging liner and power supply
• Check connection between charger PCB (J4) and
motor safety PCB (J20 on 16)
• Check connection between battery and charger (J3)
• Change charger PCB
No charging 17 No charging on from follower charger • Check connection between the two charger PCB’s
(J2 to J2)
• Check connection between charger PCB (J4) and
motor safety PCB (J20 on 17)
• Check connection between battery and charger (J3)
• Change charger PCB
No charging 18 No charging on from leader charger – follower
hoist – Twin hoist
• Check power form charging liner and power supply
• Check connection between charger PCB (J4) and
motor safety PCB (J20 on 18)
• Check connection between battery and charger (J3)
• Change charger PCB
Guidelines for troubleshooting