Hitachi RAC-18WPB, Руководство по обслуживанию

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4. Tangential air flow fan and fan motor T T
Fig. 5
Fig. 7
Fig. 9
Fig. 10
Fig. 11
Fig. 6
( Press to lower the hook at the center of theunit a little and pull the
claw forward to removethe drain pan.
(5) Remove the electrical box fixing screws and GND wire fixing
screw.
( Remove P lock which binds lead wires.
( Set the electrical box upside down.
( Remove P.W.B. fixing screws (2 locations) and radiation fin fixing
screws ( locations), and remove the P.W.B. from the support.
1. Electrical Parts
(1) Remove the upper cover fixing screws and lift the cover to remove it.
(2) Remove the service valve cover.
(3) Remove the terminal plate cover.
(4) Remove the right side cover.
(2) Remove the screws from the upper and lower bearing covers.
(3) Remove the locking hook of the lower bearing cover from the
Cabinet.
( Remove two lock screws from the fan motorholder.
(5) Pull up the evaporator by holding it at the lowerside. Insert a
screwdriver through the spacebetween the evaporator and drain
chute andloosen the fan lock screw to remove the fanand fan
motor.
Radiation fin fixing screw
P.W.B. fixing screw
Fig. 8
MODEL RAC-18/25WPB <OUTDOOR UNIT>
71
Lower bearing cover
Cabinet
18/25PPB only have one
7
6)
7)
8)
1)
4)
right side cover.
terminal cover.
valve cover.