Harrington Hoists and Cranes SH Hoist - Manual (Page 3)

3
PREOPERATIONAL CHECKS
1. CHECK VOLTAGE AND ELECTRICAL CONNECTION
The SH series electric chain hoist are available in 110 or 220 volt single phase ratings. Check
for proper voltage supply and electrical connections before the first test operation after
installation.
2. FILL GEAR BOX
The required amount of gear oil is supplied with the hoist. Remove the oil plug from the oil-fill
port, fill with oil and replug the port.
Recommended Gear Oil:
Meropa Lubricant No. 320 -- Texaco Oil co., or Caltex Oil Co.
3. INSTALL LOAD CHAIN CONTAINER TO HOIST BODY
A vinyl chain container is a standard accessory. When the chain
container is used, install it to the hoist body (Fig. 1). Each chain
container is marked with its load chain capacity. Special
instructions will be provided with the hoist if additional chain
containers are supplied.
4. WHEN A CHAIN CONTAINER IS NOT USED
Mount a stopper on the ninth link from the end of load chain (Fig. 2)
and connect the end of load chain to hoist body. The load chain must
not be twisted (Fig.3).
5. COAT LOAD CHAIN WITH OIL
For proper service of the load chain, apply a light coat of machine or gear oil.
Cap.
(Tons)
Amount of Oil
(l)
1/4
0.6
1//2L
1/2S
1L
1S
2L
Chain Container
Fig. 1
Fig. 2
Cushion Rubber
Stopper