Installer System Tests - Lennox T7300 Installation Instructions Manual

INSTALLER SETUP NUMBERS, SETTINGS AND TESTS
MO
In i s de
S S E Y T
M
EM
HEAT
O F F
D N O E
Figure 15. Entering Installer Setup.
Installer
Installer
Setup
Setup Name
Number
Date (Year
0120
Upper)
Date (Year
0130
Lower)
0140 Date (Month)
0150 Date (Day)
Schedule
0160
Options
System
0170
Selection
TOD/Econo-
mizer output
0175
(terminal A)
Heat Fan
0180
Operation
Pre−occupancy
0185
Purge Duration
Reversing
0190
Valve O/B
Cycles Per
Hour (CPH) for
0220
first stage com-
pressor
SA SU
Se t T o
Followin g
Sc h edu e l
CANC
M19923
Table 3 − Installer Setup Menu
Default
All Settings
Setting
20−22xx
20
21−21xx
04 00−99
6 1−12
15 1−31 (Month Dependent)
0−Non−Programmable
4
4−Programmable
1−1H/1C
2−1H/1C HP*
3−1H w/o fan
4−1H with fan
6−1C
8 7−2H/1C HP*
8−2H/2C Conv
9−2H/1C Conv
10−1H/2C Conv
11−2H/2C HP*
12−3H/2C HP*
0−Unused
1−TOD
0
2−Economizer
0−Fossil
0
1−Electric
0−No duration
1−One hour
0
2−Two hours
3−Three hours
0−O (O/B On Cool)
0
1−B (O/B On Heat)
3 1−6

Installer System Tests

Use the Installer System Test to test the heating, cooling
and fan. Refer to the latter portion of Table 3.
CAUTION
Equipment Damage hazard.
Minimum compressor off time is by-
passed during installer system test.
Avoid cycling compressor quickly.
IMPORTANT
Use Installer System Test to test heating, cooling
and fan. The setting chosen for System Type
(Installer Setup Number 0170) can prevent some
System Test Numbers from appearing.
Available year range:2001−2178
Available year range:2001−2178
*Setting not used with Lennox commercial
equipment.
Economizer energizes A during a call for cool.
TOD energizes A during Occupied period and
de−energizes A during Unoccupied. Use 1−TOD.
Only shown for conventional system with heat
stages and fan capability selected. If heat pump is
selected, fan defaults to electric.
Shown only if system has fan and schedule pro-
grammable. Pre−occupancy purge enabled by
nonzero duration (and sends economizer to
minimum position).
O or B setting not used with Lennox commercial
equipment.
Only shown for system with cool stages. Selec-
tion in this stage changes default CPH of sec-
ond stage cool.
Page 8
Notes