Reverting to pre-emergence, Prepare implement, Revert liquid to pre-emergence – Great Plains NP3000A Operator Manual User Manual
Page 178: Revert nh3 side dress to pre-emergence

174
NP3000 and NP3000A
Great Plains Manufacturing, Inc.
407-613M
2014-04-22
Reverting to Pre-Emergence
For converting to pre-emergence, continue at page 164.
Resources required:
• s/n C1016-: Stands or blocks support the rear frame
• s/n C1016-: Hoist or lift for supporting casters during
shift
• all-purpose grease and grease gun
• basic hand tools
• One shut-off cap or plug.
Conventional liquid fertilizer:
832-042C NOZZLE SHUT OFF CAP W/ GASKET
Anhydrous:
830-407C PL 1/4 MNPT STAINLESS
Prepare Implement
13. Move implement to a level clear surface with
adequate illumination.
14. Raise implement.
15. Unfold wings.
16. Fully extend wing gauge wheels.
17. Install parking stands.
18. Place stands or blocks under the rear frame.
19. Retract the lift-assist cylinders to lift the caster tires
off the ground.
20. Lower implement onto stands.
21. Unhitch tractor.
22. Restore caster spacing.
23. Re-center 2-point hitch.
24. Note change in swath for rate setting.
Revert Liquid to Pre-Emergence
1.
Disconnect the drop line from the boom and the side
dress coulter. Cap the boom clamp.
2.
Disconnect the grease line at the grease bank.
Remove the zerk from the plate to prevent dirt
build up; re-attach zerk to line. Coil up the grease
line at the coulter.
3.
Dismount side dress coulter. If a quick-attach type,
leave the mount plate installed. Frame extension
may be left in place.
4.
Re-install rear coulters (if removed). Reconnect drop
and grease lines.
Revert NH
3
Side Dress to Pre-Emergence
Suffocation, Blinding, Burning, Freezing, Disabling and
Disfigurement Hazards:
Do not perform this installation reversion without PPE or
without verifying system discharge. This process requires
opening a flow divider port to the atmosphere. This system
segment could contain liquid anhydrous ammonia (NH
3
). It
would overwhelm your PPE
a
and could be fatal.
1.
Discharge system (see “System Discharge” on
page 108).
2.
Disconnect side dress delivery tubing at divider and
coulter. Leave tubing in place on frame.
3.
Replace adaptor at divider with plug.
4.
Dismount coulter. Frame extension may be left in
place.
Figure 107
Side Dress Removed
32029
L36
A44
a. PPE: Personal Protective Equipment