Rolls And Roll Drive; Roll Drive Chain Tension; Roll Drive Chain Case Lubricant - MacDon 5020 Operator's Manual

ROLLS AND ROLL DRIVE

Roll Drive Chain Tension

Check chain tension after the first 10 hours
operation and every 100 hours or annually
thereafter, as follows:
1. Remove rubber plug at left side of chain case.
(See "Roll Drive Chain Case Lubricant" below.)
2. Chain should deflect a maximum 1/4 inch (6
mm) each way.
3. If adjustment is required:
a. Loosen nut (B).
b. Loosen two bolts (C).
c. To tighten chain, rotate cam clockwise,
using a 15/16 wrench on welded nut (D).
(To loosen chain, rotate cam counter-
clockwise.)
d. Tighten nut (B) and bolts (C).
4. Check chain deflection as in step 2, and
replace plug (A).

Roll Drive Chain Case Lubricant

Check chain lubrication after the first 10 hours
operation and every 100 hours or annually
thereafter, as follows:
1. Remove rubber plug (A) from chain case.
2. Chain should be coated with grease.
3. If required, add one complete tube (400 g) of
SAE Multi-Purpose (EP) Lithium Base Grease
(NLGI Grade 2) to the chain case. Case
capacity is 2000 grams (5 tubes).
4. Replace plug (A).
Form # 147008
MAINTENANCE/SERVICE
56
C
B
D
CHAIN TENSION ADJUSTMENT
A
CHECK CHAIN CASE LUBE LEVEL
Issue 12/05