Section 8: Maintenance & Lubrication
NTS2507, NTS2509, & NTS2511 s/n+ 2019+ NTS Seeder 313-900M
7/1/19
57
7.
Check wear in chain (#2). Replace chain (#2) if it is
worn and does not engage properly with the sprocket
teeth.
8.
Check chain (#3) to ensure it is not over-tightened
Roller Chain Part Numbers
Roller chains will change pitch length as they wear. this will cause the chains to climb on the sprockets and increase
sprocket wear. Have your Great Plains dealer inspect chains for wear frequently. Always replace worn roller chains
when needed.
Small Seed Roller Chains & Grass Seed Standard Roller Chains
Refer to Figure 8-5 for high range set up and Figure 8-6 for low range set-up:
Item Part No.
Description
1
809-307C
CHAIN RL #40 X 40 PITCH W/CON
2
809-060C
CHAIN RL #40 X 66 PITCH W/CON
3
809-091C
CHAIN RL #40 X 8 PITCH W/CON
4
809-060C
CHAIN RL #40 X 66 PITCH W/CON
5
809-249C
CHAIN RL #40 X 89 PITCH W/CON
6
809-308C
CHAIN RL #40 X 56 PITCH W/CON
7
809-250C
CHAIN RL #40 X 88 PITCH W/CON
High Range Roller Chains
(Grass Seed Standard Drive Shown)
Figure 8-5
Low Range Roller Chains
(Grass Seed Standard Drive Shown)
Figure 8-6
39034
39031