Assembly Instructions User Manual

Great Plains Mfg., Inc.
Installation Instructions 5
02/20/2008 151-128M
Install Zerks on Bulkhead
Refer to Figure 6
Note: The fitting connector has three parts:
the NPT and compression body,
an internal ferrule, and;
a cap (or jam nut).
When assembling to the zerk , tighten only the
NPT body. Do not tighten the cap until tube inser-
tion in a later step. If you remove the cap, be sure
to capture and save the ferrule.
22. Starting at the inside end of the bottom row of holes,
insert the 1/8MNPT threaded end of a zerk
through the front of the bulkhead, and secure with
the 1/8FNPT body of a fitting connector .
Torque to 1-2 turns past finger tight.
23. If the ferrule and cap were left on the connector,
make sure the cap is finger tight to prevent loss.
Replace Existing Coulter Zerks
Remove Old Zerks
Refer to Figure 7
24. At each coulter, clean away any dirt or debris at the
zerk on the coulter arm pivot, near the forward end of
the spring.
Note: This is not the zerk on the disk hub.
25. Remove the existing:
This removed zerk is not re-used.
Install New Adaptors
Refer to Figure 7
26. Select one new:
27. Screw the adaptor into the 1/4-28 threaded hole for-
merly occupied by the zerk, and torque it to 6 ft-lbs
(8.5 N-m).
Qty Call Part Description
ea 800-001C GREASE ZERK STRAIGHT 1/4-28
Qty Call Part Description
(a.n.) 800-211C GREASE ADAPT 1/4-28M X 1/4 TB
Figure 6
Bulkhead Zerk Installation
27146
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{
1
2
3
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1
2
3
14
14
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Figure 7
Replace Coulter Zerk
27148
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