Mitsubishi PBV20N2 Service Manual page 121

© Mitsubishi Forklift Trucks 2013. All © Mitsubishi Forklift Trucks 2013. All rights rights reserved. reserved. Revision: B Revision: B
PBV20N2 PBV20N2
8.6.2 8.6.2 Key Key switch switch
Type Type
Contact rating Contact rating
Electrical wiring Electrical wiring
Switching output Switching output
Spare part Spare part
Figure 69. Key switch Figure 69. Key switch
Key switch functionality check: Key switch functionality check:
Measure at the ohms area that the Measure at the ohms area that the contacts inside the key switch are
When the key switch is in the 0 position, the ohms value is ~0 When the key switch is in the 0 position, the ohms value is ~0 Ω between the pins 6
and 4-5. and 4-5.
When the key switch is When the key switch is turned clockwise once, the ohms value is ~0 turned clockwise once, the ohms value is ~0 Ω between the pins
6-1, 4-5, 6-4, 6-3, 1-4 and 1-3. 6-1, 4-5, 6-4, 6-3, 1-4 and 1-3.
When the key switch is turned clockwise for the second time, the ohms value is ~0 Ω Ω
When the key switch is turned clockwise for the second time, the ohms value is ~0
between the pins 6-1, 4-5, 6-5, 6-2, between the pins 6-1, 4-5, 6-5, 6-2, 1-5 and 1-2.
If the contacts are If the contacts are stuck together or broken, replace the key switch. stuck together or broken, replace the key switch.
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Document ID: 615023 Document ID: 615023
Key switch
Key switch
24 Vdc / 5 A 24 Vdc / 5 A
Plug-in connector 6 poles Plug-in connector 6 poles
3 x NO 3 x NO
RL608414 RL608414
contacts inside the key switch are not stuck together.
1-5 and 1-2.
120 (244) 120 (244)
Service Manual Service Manual
not stuck together.
Ω between the pins 6 -1 -1
Ω between the pins