Contents
Page
S p e c i f i c a t i o n s ----------------------------------------------------------- 1
-Structural specifications
-Control specifications
-Performance specifications
D i m e n s i o n s ----------------------------------------------------------- 4
Cooling unit parts ----------------------------------------------------------- 5
Refirigeration circuits -------------------------------------------------- 6
C o m p o n e n t s o n P C B -------------------------------------------------- 7
C o n n e c t i o n s o n P C B -------------------------------------------------- 8
W i r ing d i a g r a m ----------------------------------------------------------- 9
Ci rc ui t d ia gr am ----------------------------------------------------------- 10
E l e c t r i c p a r t s -------------------------------------------------- 12
Specification of sensor --------------------------------------------------- 13
Specifications of LCD panel -------------------------------------- 14
Control specifications --------------------------------------------------- 26
P a r t s l a y o u t ----------------------------------------------------------- 38
Repair of cooling unit --------------------------------------------------- 40
Troubleshooting -------------------------------------------------------- 42
-Abnormal in cooling circuit
-Abnormal in fan motor
-Abnormal in sensor
-High temperature alarm
-Low temperature alarm
-Power failure alarm
-Door alarm
T e s t d a t a ----------------------------------------------------------- 48
-Pull-down & Pull-up data
-Pull-down temperatures
-Pull-down pressure data
-Pull-down current input data
-Temperature uniformity 䋨 17points measured䋩
-Amount of power consumption
-Sample load test
I n s t r u c t i o n m a n u a l -------------------------------------------------- 63
㩷