Test Mode - Scotsman CU1526 Service Manual

CU1526, CU2026, CU3030
Service Manual

Test Mode:

•
Depress Off for 3 seconds, release. Then depress Clean for 3 seconds.
•
At 30 seconds the WP will turn on. You will be able to see and hear the water running over the
plate. After 10 seconds the PV and HGV will turn on. Water will be purging from the machine.
After 10 more seconds the compressor will start. 5 seconds later the HGV will close. The
compressor will run for a total of 20 seconds. After which everything will turn off for 5 seconds.
After that time the HGV will open and you'll be able to hear the hissing as the pressure is
equalized. 10 seconds later the fan will turn on (if air cooled and fan control jumped). After 10
seconds all will be off and the output test will be complete.
Test Mode Sequence Table - Air or Water Cooled
Time (seconds)
0
30
40
50
55
70
75
85
95
Change De-Scale Notification Interval
Like the others, this feature is accessible only from standby (Status Light Off).
•
Press and hold harvest button for 3 seconds.
•
This will allow control to enter Time to Clean Adjustment State.
•
Display current time to clean months on 7 segment display.
•
Pressing clean button repeatedly will cycle through one of 4 possible settings:
6 months (4380 hours) (default)
5 months (3650 hrs)
4 months (2920 hrs)
3 months (2190 hrs)
On
-
WP - 10 seconds
WP, PV, HGV - 10 seconds
HGV, Comp - 5 seconds
Comp - 15 seconds
None - 5 seconds
HGV - 10 seconds
Fan - 10 seconds
None
May 2008
Page 27
Off
WP, HGV, Comp, Fan, PV
HGV, Comp, Fan, PV
Comp, Fan
WP, Fan, PV
HGV, WP, Fan, PV
All
WP, Comp, Fan, PV
HGV, WP, Comp, PV
All – Test Complete