Gaymar MEDI-THERM II MTA5900 Series, Руководство по обслуживанию

Страница: 33 / 83

w
w
w
.g
aymar
.com P/N 10187-000 7/98
l) Thermostat Verification Test
Verify that the high temperature backup thermostats
independently shut down the machine.
Incorrect operation of these thermostats may result in
death or serious injury.
1. Fill machine with distilled water until green band on float stem is
fully visible.
2. Unplug the power cord.
3. Remove wraparound (see figure 14, p. 73). Flex side panels of
wraparound out slightly to clear foam.
4. Remove plastic cover from thermostats (see figs. 17 & 17A, p. 77
for thermostat location). (On some models only.)
5. Carefully disconnect the yellow wire from the top thermostat (S3)
by pulling the connector off the terminal along the same angle as
the terminal (see figures 17 & 17A, p. 77).
6. Plug in the machine and turn it on.
7. Select MANUAL mode.
8. Observe that the machine indicates REMOVE FROM USE NOW /
MACHINE SHUTDOWN.
9. Turn the machine off and unplug the power cord.
10. Reconnect the yellow wire to S3.
11. Carefully disconnect the yellow wire from the lower thermostat
(S2) by pulling the connector off the terminal along the same angle
as the terminal.
12. Plug the machine in and turn it on.
13. Select MANUAL mode.
14. Observe that the machine indicates REMOVE FROM USE NOW /
MACHINE SHUTDOWN.
15. Turn the machine off and unplug the power cord.
16. Reconnect the yellow wire to S2.
17. Replace the plastic cover over the thermostats.
18. Replace wraparound and reinstall screws.
7.3 FUNCTIONAL CHECK &
SAFETY INSPECTION
(continued)
FUNCTIONAL CHECK &
SAFETY INSPECTION
WARNING
29
SERVICE MANUAL
Medi-Therm II