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Great Plains Manufacturing, Inc.
Maintenance and Lubrication
119
04/09/2019
166-283M
In-Line Filter
If folding/unfolding times slow noticeably, check the in-
line filter and clean if needed. The filter is located at the
inlet port of each pressure valve (page 157).
1. Move drill to typical field conditions. Unfold drill
(page 30). Lower openers (page 36). Turn on fan
(page 58) and bring up to normal field rpm.
2. Set Fan/Fold circuit to Float.
3. Shut down tractor and remove key.
4. Slowly loosen filter and relieve any residual pressure
in line. When disconnecting hose, support the end to
minimize fluid loss.
5. To disassemble unscrew end cap of filter. Remove
top retaining washer and screen.
6. Clean filter screen with solvent and compressed air,
or replace if needed.
7. When reassembling put screen into filter. Place
retaining washer on top of filter and screw on end
cap.
8. Re-install filter.
9. Activate the Fan/Fold circuit. Cycle the lift and fold
systems several times. Check for leaks.
10. If there is any sign of air in the system, perform a
bleed operation (page 118).
Null4:
Figure 107
In-Line Filter
25187
Содержание NTA2007HD
Страница 32: ...28 Great Plains Manufacturing Inc Contents Index NTA607 2007HD 166 283M Contents Index 04 09 2019 ...
Страница 177: ...Contents Index 173 04 09 2019 Contents Index 166 283M BLANK ...
Страница 178: ...Great Plains Manufacturing Inc Corporate Office P O Box 5060 Salina Kansas 67402 5060 USA EOD ...