Motor Brake; Load Chain - Harrington ER2 SERIES Owner's Manual

may prevent the friction clutch from working properly and may affect the ability of the hoist to
hold the load. Refer to the following for correct types/grades of gearbox oil:
NER Gear Oil:
ER Gear Oil:
6.4

Motor Brake

6.4.1 The motor brake on the NER2/ER2 hoist is not adjustable.
6.4.2 Refer to
6.5

Load Chain

6.5.1 Lubrication and Cleaning – refer to Section 6.2.
6.5.2 Load Chain Replacement:
1)
following procedures.
2)
and is the exact size, grade and construction as the original chain. The new load chain must have
an odd number of links so that both its end links have the same orientation. If the load chain is
being replaced due to damage or wear out, destroy the old chain to prevent its reuse.
3)
Chain Guides and Idle Sheaves, and replace parts if necessary.
Table 6-6
Capacity Code
001H, 003S
005L
003H, 005S
010L, 020C
010S
015S, 020L
020S, 030C
025S, 030L, 050L
WARNING
Using an incorrect type/grade of gearbox oil or the wrong quantity of oil
Harrington standard: Bonnoc M260 (NIPPON OIL)
Acceptable equivalent: Meropa 320 (TEXACO)
Acceptable equivalent: Meropa 320 (CALTEX)
Harrington standard: Antoil super B (NIPPON OIL)
Acceptable equivalent: Meropa No.68 (TEXACO)
Section 5.7 and Table 5-7
CAUTION
The hoist must be properly powered and operational in order to perform the
WARNING
Be certain that the replacement chain is obtained from Harrington Hoists, Inc.
CAUTION
When replacing load chain, check for wear on mating parts, i.e. Load Sheave,
Amount of Gear Oil
Quarts
NER2 ER2 NER2
0.55 0.72 0.52
0.57 0.87 0.54
0.57 0.95 0.54
0.66 1.11 0.62
0.72 1.16 0.68
1.37 2.11 1.30
2.01 2.64 1.90
2.01 2.85 1.90
for Brake Gap/Wear criteria.
44
Liters
ER2
0.68
0.82
0.90
1.05
1.10
2.00
2.50
2.70