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Please review this manual. It should be read carefully before the icemaker is serviced or
maintenance operations are performed. Only qualified service technicians should service and
maintain the icemaker. This manual should be made available to the technician prior to service or
maintenance.
CONTENTS
I. Specifications .................................................................................................................... 5
1. Icemaker ....................................................................................................................... 5
KM-1300SAH ............................................................................................................. 5
KM-1300SWH ............................................................................................................ 6
KM-1300SRH ............................................................................................................. 7
KM-1300SAH3 ........................................................................................................... 8
KM-1300SWH3 .......................................................................................................... 9
KM-1300SRH3 ......................................................................................................... 10
2. Condensing Unit......................................................................................................... 11
URC-12F.................................................................................................................. 11
II. General Information ........................................................................................................ 13
1. Construction ............................................................................................................... 13
[a] KM-1300SAH, KM-1300SAH3 ............................................................................ 13
[b] KM-1300SWH, KM-1300SWH3 .......................................................................... 14
[c] KM-1300SRH, KM-1300SRH3 ............................................................................ 15
2. Controller Board ......................................................................................................... 16
[a] Solid-State Control .............................................................................................. 16
[b] Controller Board .................................................................................................. 16
[c] Sequence ............................................................................................................ 20
[d] Controls and Adjustments ................................................................................... 23
[e] Checking the Controller Board ............................................................................ 26
III. Technical Information ..................................................................................................... 28
1. Water Circuit and Refrigerant Circuit........................................................................... 28
[a] KM-1300SAH, KM-1300SAH3 ............................................................................ 28
[b] KM-1300SWH, KM-1300SWH3 .......................................................................... 29
[c] KM-1300SRH, KM-1300SRH3 ............................................................................ 30
2. Wiring Diagrams ......................................................................................................... 31
[a] KM-1300SAH, KM-1300SWH ............................................................................. 31
[b] KM-1300SRH ...................................................................................................... 32
[c] KM-1300SAH3, KM-1300SWH3.......................................................................... 33
[d] KM-1300SRH3 .................................................................................................... 34
3. Timing Chart ............................................................................................................... 35
4. Performance Data ....................................................................................................... 37
[a] KM-1300SAH ...................................................................................................... 37
[b] KM-1300SWH ..................................................................................................... 38
[c] KM-1300SRH ...................................................................................................... 39
[d] KM-1300SAH3 .................................................................................................... 40
[e] KM-1300SWH3 ................................................................................................... 41
[f] KM-1300SRH3 ..................................................................................................... 42