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MA4:7
V Range 501 l 651 l 801 Maintenance Manual
Johnston Sweepers Limited
Chapter - Water System
Component Key
1 Water tank
2 Water pump - output 28 l/m
3 Water tank primary filter
4 Suction filter
5 Tank flushing ports
6 Tank filler port - hosepipe
7 Tank drain/flushing valve
8a Hydrant filler port for water tank
8b * Hydrant filler port for Recirc water
9 ‘Type A’ anti syphon water break
10 Cowl overflow
11 Breather
12 Relief valve
13 Washdown hose
14 * Wanderhose valve
15 * Littasnatch valve
16 Water valve manifold - see table below
* Optional
1 2
VALVE SINGLE DUAL
W-1V1 Wide Sweep Brush Wide Sweep Brush
W-2V1 Gutter Spray LH Gutter Spray
W-3V1 Channel Brush LH Channel Brush
W-4V1 Nozzle LH Nozzle
W-5V1* Additional Water Additional Water
W-6V1 Not Fitted RH Gutter Spray
W-7V1 Not Fitted RH Channel Brush
W-8V1 Not Fitted RH Nozzle
W-1Z2 Test Point Test Point
Page Issue B
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