Ditch Witch MV800 - Manual (Page 71)

Service - 70
MV800 Operator’s Manual
10 Hour
CMW
®
Check Water Pump Oil Level
With frame level, check water pump oil at sight
glass (2) every 10 hours. Add NDO at fill (1) as
necessary to keep oil at halfway mark on sight
glass.
Clean Water Pump Filter
Clean water pump filter every 10 hours and
replace as needed.
1. Open filter housing.
2. Remove element and rinse housing
thoroughly with water.
3. Inspect element for signs of collapse and for
brittle or broken rubber seals on the ends of
the element. Replace as needed. See
page 83.
4. Replace element and close filter housing.
Check Water Pump Belt Tension
Check belt every 10 hours for correct tension,
damage or wear. Contact your Ditch Witch
®
dealer for adjustment or belt replacement.
To check
1. Turn ignition to STOP and remove key.
2. Apply moderate thumb pressure to belt
between pulleys.
3. Belt is properly tensioned when deflection is
.125-.25” (3-6 mm).