Hoshizaki IM-50BAA-Q, Service Manual

Page: 36 / 52

35
[d] Upper Evaporator
1) Remove the front panel (lower) and rear panel, move the control switch to the “OFF”
position, and then unplug the appliance.
2) Close the water supply line shut-off valve.
3) Remove the top panel, top insulation, and top cover.
4) Remove the front frame, drain pan, ice guide, water tank assembly, inlet water valve,
water supply pipe, actuator motor assembly, and cam shaft assembly.
5) Loosen the flange nut fixed to the evaporator bracket, and lower the evaporator to keep
a distance from the mechanism base.
6) Remove the access valve from the condenser shroud, and recover the refrigerant from
the access valve.
7) Remove the upper evaporator copper tubes using brazing equipment.
8) Remove the flange nuts fixed to the evaporator bracket to release the evaporator from
the bottom side.
9) Remove the collars, evaporator bolts, and flange nuts from the upper evaporator.
10) Replace the upper evaporator, and braze the copper tubes.
11) Replace the removed parts in the reverse order of the removal procedure.
12) Open the water supply line shut-off valve.
3D̲prt
B C
D E
F G A
6
5
3
4
2
1
A B C D E F G H
1
2
3
4
5
6
201802
3J
50 0 50
DRAWING No.
(30)
TITLE
(20)
メイショウ
図番
（ ）
DRAWN
DESIGNED
CHECKED
APPROVED
DATE SCALE
UNIT
mm
ホシザキ株式会社
HOSHIZAKI CORPORATION
山崎
アイスキューバAY
野津
石富
1H6250A
2020.01.09 石富 1:10
1
No. PARTS CODE NAME & SPEC. Q'TY Z
0 1H6250A01 アイスキューバAY 0
寸法区分
普通寸法公差（±）単位mm 角度差（±） 指示なき取
付穴のピッ
チとその累
積公差は
O O
4以下 0.05 0.1 0.2 0.3 0.5 1 3 6
4をこえ 16〃 0.1 0.2 0.3 0.5 0.7 1 2 3
16〃 63〃 0.2 0.3 0.5 0.7 1.2 20' 1 2
63〃 250〃 0.3 0.5 0.7 1.2 2.0 10' 20' 1
250〃 1000〃 0.5 0.7 1.2 2.0 3.0 5' 10' 30'
1000をこえる 0.7 1.2 2.0 3.0 5.0 5' 10' 30'
J K L M N JK LM N
1
1 2020.02.21 品番63追加 石富 山崎
SYMBOL P DATE REVISION DESIGNED APPROVED
表
面
処
理
等
全
面
不動態化処理
焼痕除去
脱脂洗浄
焼痕銀粉塗布
バリ無きこと
／
C-C
1:5
Hot Gas Valve Coil
Hot Gas Valve Body
Drier
Shroud
Shroud Fixing Screw
Condenser Fixing Screw
Condenser
Hook
Air Guide
Control Box
Control Switch