WRENCH OPERATION
WARNING
Always use sockets and accessories designed for impact type applications. DO NOT USE STANDARD SOCKETS OR ACCESSORIES. THESE CAN CRACK OR FRACTURE DURING OPERATION.
3.Select the direction of impact desired using the re- versing valve located on the side of the wrench. To select clockwise direction, place the valve in the up- ward position. To select
NOTE:
To more accurately tighten bolts, lubricate threads, check with a torque wrench and duplicate time of impacting for other bolts of the same length and thread size.
4.Squeeze the trigger to activate the wrench.
5.Release the trigger to stop the wrench.
COLD WEATHER OPERATION
If the wrench is to be used during cold weather, preheat the hydraulic fluid at low engine speed. When using the normally recommended fluids, fluid temperature should be at or above 50° F/10° C (400 ssu/82 centistokes) be- fore use.
Damage to the hydraulic system or wrench can result from use with fluid that is too viscous or too thick.
POST OPERATION—UNDERWATER MODELS ONLY
The wrench impact mechanism must be cleaned and greased with waterproof grease after every day of use. The main housing valve and motor are sealed and do not require maintenance unless they are malfunctioning.
Remove, clean, grease and assemble the impact mech- anism as described in the IW16 Service Manual.
EXTENSION HANDLE
If the handle and anchor block are removed, all valve handle/motor housing bolts must be cleaned, installed with 242 Loctite® and
IW16 User Manual ◄ 11