Remove The Terminal Block Cover - Hitachi WJ Series User Manual

Chapter 5

5.1 Remove the Terminal Block Cover

 How to remove and attach the terminal block cover?
Q
 Control terminal can be checked by removing the terminal block cover. The main circuit
A
terminal block can be checked by removing the backing plate.
■ How to remove the terminal block cover
(1) Loosen the terminal block
cover fixing screws (one or two
locations).
While pressing in the direction of the arrow,
remove the terminal block cover from below.
* The terminal block cover fixing screws are provided in one place on the lower right or lower left for models with
a capacity of 3.0 kW or less, and in two places on both sides for models with a capacity of 3.7 kW or more. Also,
the control terminal cover is fixed to the terminal block cover with a screw, but it is not fixed to the main unit.
Therefore, the terminal block cover can be removed without removing the control terminal cover.
■ How to attach the terminal block cover
 Contrary to removing, attach the terminal block cover to the main unit from the upper side first
and push it in until it clicks. (Tighten the fixing screws of the control terminal cover and the
terminal block cover with a tightening torque of 0.2 to 0.3 N·m.)
001SF to 004SF
001LF to 007LF
Terminal block
cover
(2) Remove the terminal block
cover from the bottom while
pressing the lower part of the
terminal block cover in the
direction of the arrow.
007SF to 022SF/015LF to 022LF
004HF to 030HF
Terminal block cover fixing screw
(1 place for 3.0 kW or less)
(3) When wiring, slide the backing
Control
terminal
cover
Terminal block Terminal block cover fixing screw
cover (2 places for 3.7 kW or more)
5-1-1
Wire Connection
plate forward and remove it.
037LF/040HF