Solenoid Valve Removal; Solenoid Valve Disassembly And Cleaning - Nilfisk-Advance BR 1100S Service Manual

1 - SOLUTION SYSTEM

SOLENOID VALVE REMOVAL

1 Drain the solution tank or turn the solution fi lter ball valve to the off position to prevent solution loss.
2 Disconnect the battery supply to the machine.
3 See Figure 1.4. Unplug the L1 solenoid valve wire assembly connection from the machine harness.
4 Unscrew the inlet Hose Clamps (K) that secure the hoses to the valve body.
5 Separate (pry) the solution outlet hose (L) off from its valve body barbed fi tting.
6 Remove the (2) Hex Screws (M) that secure the valve to the underside of the chassis, then pull the valve body to the front separating it from the solution inlet
Hose (N), completing the part removal.

SOLENOID VALVE DISASSEMBLY AND CLEANING

1 Remove the solenoid valve. See the Solenoid Valve Removal section for instructions.
2 See Figure 1.4. Remove the (4) (O) Screws and disassemble the valve (be careful not to lose any internal parts).
3 Thoroughly wash dirt from block (P) and diaphragm (Q).
4 After reassembling, test the solenoid valve for proper operation.
FIGURE 1.4
18 - FORM NO. 56043122 - BR 1100S, 1300S