6
MAINTENANCE SCHEDULE:
This maintenance schedule does not include the Engine Maintenance Schedule. Please refer to
KOHLER Operators Manual or the HONDA website.
ACTION REQUIRED
DAILY 50 HRS 250 HRS 500 HRS ANNUAL
1.
Replace high pressure nozzle/jet
As
required
YES YES YES
2
Check Water Filters – Clean or Replace if
damaged
YES YES YES YES YES
3
Inspect for leaks and repair all HP Accessories
like gun, hose, swivel, hose reel swivel, nozzle
YES YES YES YES YES
4
Inspect all electrical cabling for damage or
wear – repair by qualified electrician
YES YES YES YES YES
5
Check High Pressure Switch & Flow Switch
and replace if faulty
YES YES YES YES
6
Check Oil level in Pump (sight glass half full) YES YES YES YES YES
7
CHANGE pump oil – SAE 15W40 / SAE 30
YES YES YES YES
8
Check Oil level in Gearbox (sight glass half
full) and top up with SAE 80W90 Gearbox oil
YES YES YES YES YES
9
Service transmission, change oil – SAE 80W90
YES YES YES
10
Strip and Refurbish pump:
- Replace Plunger Rod Oil Seals (3/pump)
- Replace Brass Valves (6/pump)
- Replace various seals (3/pump)
- Replace Ceramic Piston Plungers if
cracked or worn (3/pump)
Only if
required
11
Check By-Pass valve function test - re-kit or
replace if required
YES YES YES
12
Function test all Safety Shutdowns & By-Pass
timed shut-down
YES YES YES
13
Check engine sub-frame vibe mounts
YES YES YES
14
Check Boiler electrode gap – set to 3-5 mm
YES YES YES YES
15
CONTROL PANEL – Have an Authorised
Electrician Fully Function Test - Repair or
Replace all Electrical Components.
As required or
annually
16
Replace boiler tank fuel filter element
YES YES YES
TRAILERS
17
Re-tighten all nuts & bolts on spring
suspension, tow-bar hitch, mechanical brakes.
Check tension on mechanical brake cable.
YES
YES YES YES
18
Check Tyre Pressure – inflate if necessary Daily Check
MAINTENANCE TIPS:
USE THE FOLLOWING GUIDE WHEN CONSIDERING MAINTENANCE:
Always test your machine using a new high pressure nozzle - correctly sized for set-up pressure
and flow.
Before you start pulling pumps apart, do obvious checks first:
• Worn /blocked Jets
• Air Leaks
• Engine Speed (Not too low)