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Repair manual

ManualsBrandsWacker Neuson ManualsPower RollerRD 27-100
51525354555657585960
Troubleshooting the Drive System RD 27
wc_tx000949gb.fm 58
4.5 Checking the Seat Switch Solenoid Valve
Prerequisites
Engine must be able to start
Multimeter
Procedure
Follow the procedure below to check the seat switch solenoid valve.
1. Disconnect the wiring from the seat switch solenoid valve (a).
2. Measure the resistance of the coil (b).
Does the coil measure 8.0–11.0 ohms?
3. Reconnect the connector.
4. Feel and listen for the cartridge (of the seat switch valve) shift when the key is
first placed into the ON position.
Does the cartridge shift?
Result
The seat switch solenoid valve has now been checked. Reconnect the wiring.
If the problem has not been resolved, continue with the next topic.
Yes ____ No ____
Continue. The solenoid has failed; replace it.
Yes ____ No ____
The seat switch solenoid valve is OK. The seat switch solenoid valve has failed.