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Service and maintenance schedules
Recommended Service and Maintenance intervals for
HARDI NAVIGATOR.
10 Hours or Daily (Whichever occurs first)
1 Suction filter: Clean.
2 Self cleaning filter: Check and clean gauze if neces-
sary.
3 In-Line filters (If fitted): Clean.
4 Nozzle filters: Clean.
5 Spraying circuit: Check for leaks.
6 Transmission Shaft: Grease as in diagram (left).
50 Hours or Weekly (Whichever occurs first)
Do all previous +
7 Wheel studs and nuts: Re-tighten.
8 Drawbar bolts: Re-tighten.
9 Tyres: Check pressure.
10 Transmission shaft: Check condition of protection
guards. Lubricate as in diagram (left).
11 Pump: Grease as in diagram (left).
12 Hitch: Grease as in diagram (below left).
250 Hours or Monthly (Whichever occurs first)
Do all previous +
13 Wheel bearings: Check, grease (see left) and adjust
if necessary.
14 Hoses and tubes: Check for possible damage and
proper attachment.
15 Support Leg: Grease as in diagram (left).
1000 Hours or Yearly (Whichever occurs first)
Do all previous +
16 Wheel bearings: Dismantle, check, grease and
adjust.
17 Transmission shaft: Renew protection guard bear-
ings.
HARDI NAVIGATOR
10 Hours / Daily Service
1 Suction filter
To service the suction filter:
1 Pull the steel clip (A Fig 16) out.
2 Lift suction hose fitting (B Fig 16) from the housing.
3 The filter guide and filter (C Fig 16) can now be removed.
B
D
C
A
Fig 16
To reassemble:
1 Press the guide onto the filter end.
2 Place filter into the housing with the guide facing up.
3 Ensure the O-ring (D Fig 16) on the hose fitting is in
good condition and lubricated.
4 Refit suction hose (B Fig 16) and steel clip (A Fig 16).
A
C
A = Filter Nut
B = Filter Gauze
C = O-ring
B
Fig 17
2 Self cleaning filter
Read Self cleaning filter section of Operators Manual.
1 Unscrew the filter nut (A Fig 17) and open the filter.
2 Check the filter gauze (B Fig 17). Clean and check
there are no residues on any part of the filter hoses.
For Replacement Parts, see Drg 6, Page 30.
3 Lubricate the O-ring (C Fig 17).
4 Reassemble the filter.
A = Steel Clip
B = Suction Hose Fitting
C = Filter Guide & Filter
D = O-ring
11
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