Great Plains 3P606NT Assembly Instructions - Manual (Page 13)

Great Plains Mfg., Inc.
Installation Instructions 13
04/02/2009 133-140M
Install 3P/605/606NT Chains
Three new chains are installed to connect the gearbox to
the Small Seeds meter shaft.
59. Review “Chain Installation” on page 17 before
mounting chains.
Refer to Figure 19
3P/605/606NT Gearbox to SGS Chain
60. Select the new gearbox chain, one of:
136-057D CHAIN RL #40 42 PITCHES
136-170D CHAIN RL #40 40 PITCHES
Route the chain around the new 12T gearbox
sprocket
, the new accessory shaft input
sprocket , and above the new left idler .
Adjust left idler for
1 ⁄
2
in (12mm) slack in the top
span of chain .
3P/605/606NT SGS Transmission Chain
61. Select the new transmission chain, one of:
136-115D CHAIN RL #40 142 PITCHES
136-163D CHAIN RL #40 217 PITCHES
Route the chain around the new accessory shaft
output sprocket
, around the final drive jackshaft
input sprocket , above the new right rear idler
and below the new right front idler .
Adjust right idlers for 1in (2.5cm) slack in the top
span of chain .
3P/605/606NT SGS Final Drive Chain
62. Select one new:
136-017D CHAIN RL #40 49 PITCHES
Route the chain around the final drive jackshaft out-
put sprocket
, around the final drive meter shaft
input sprocket , and behind the final drive idler .
Adjust final drive idler for
1 ⁄
4
in (6mm) slack in the
rear span of chain .
Figure 19
3P/605/606NT New Chain Routing
18653
38
19
18
42
39
22
40
LEFT
RIGHT
FINAL
42 6
7
8
9
U
D
F B
42
19
39
38 42
42
21
22
40
6 42
42
42
22
18
7
8 9
9
18