Quantech QTC3040T, Installation Operation & Maintenance

Page: 141 / 190

141
QUANTECH
FORM QTC3-NM1
ISSUE DATE 08/03/2022
SECTION 7 – UNIT CONTROLS
7
Even if one of the above conditions are
true, the pump will not run if the chiller
has been powered up for less than 30 sec-
onds; or if the pump has run in the last
30 seconds to prevent pump overheating.
E X T E R N A L
E V A P P U M P
EXTERNAL EVAP PUMP should be selected if an ex-
ternal pump is being controlled with the chiller pump
contacts. The operation will be the same as HDRO KIT
PUMPS = 1
The following option should not be selected.
H Y D R O
K I T P U M P S = 2
Option 20 – Pump Selection
The displays for this PUMP SELECTION option
should only appear if “HYDRO KIT PUMPS = 2” are
selected under Option 19. Presently, this option should
not be used.
Clock
The CLOCK display shows the current day, time, and
date. Pressing the CLOCK key will show the current
day, time, and date.
It is important that the date and time be correct, other-
wise the daily schedule will not function as desired if
programmed. In addition, for ease of troubleshooting
via the History printouts, the day, time, and date should
be correct.
To change the day, time, and date press the CLOCK
key. The display will show something similar to the
following:
T O D A Y I S F R I 0 8 : 5 1 A M
2 5 J A
N 1 5
The line under the F is the cursor. If the day is correct,
press the ENTER/ADV key. The cursor will move un-
der the 0 in 08 hours. If the day is incorrect, press the
↑ (UP) or ↓ (DOWN) arrow keys until the desired day
is displayed and then press the ENTER/ADV key at
which time the day will be accepted and the cursor will
move under the first digit of the “2 digit hour”. In a
similar manner, the hour, minute, meridian, month, day,
and year may be programmed, whenever the cursor is
under the first letter/numeral of the item. Press the ↑
(UP) or ↓ (DOWN) arrow keys until the desired hour,
minute, meridian; day, month, and year are displayed.
Pressing the ENTER/ADV key will save the valve and
move the cursor on to the next programmable variable.