44
WHL-001 REV. 9.3.14
To enter Installer Mode, press and hold
for five seconds. When the (
) screen appears, Installer Mode is active. Press
at
this screen to access the Technical Service Parameters codes (P00, P01, etc.).
To change parameter value, press
or
once. The value will appear. Press
to decrease or
to increase the value.
Press
at this screen to accept the changed value and return to the Technical Service Parameters.
Press
to advance through the parameters. Press
to return to the previous parameter.
Press
at any Technical Service Parameter code screens to return to the upper level menu.
Table 11 details the Technical Service Parameters in sequential order.
CODE SHORT DESCRIPTION
LONG DESCRIPTION
RANGE (DEFAULT)
P00
User Setpoint (
o
F)
Minimum Tank Temperature
70
– 160
(120)
P01
Temperature Differential (
o
C/
o
F)
Difference Between Actual Tank Temperature and
User Setpoint that will Initiate Demand
4
– 20
(8)
P02
Maximum Power Percentage (%)
Maximum Combustion System Power
50
– 100
(80)
P03
Temperature Unit Displayed
Fahrenheit or Celsius
0 =
o
C / 1 =
o
F
(1)
P04
ECO Mode
Economy Mode
0 = Off / 1 = On
(0)
P05
Outdoor Reset Curve
Turns on the Outdoor Reset Curve
NOTE:
The following parameters are applicable only
if the Outdoor Reset Curve is turned on.
0 = Off / 1 = On
(0)
P06
Minimum Outdoor Temperature (
o
C/
o
F)
Minimum outdoor design conditions for reset curve
10
– 70
(10)
P07
Maximum Outdoor Temperature (
o
C/
o
F)
Maximum outdoor design conditions for reset curve
10
– 70
(68)
P08
Minimum Storage Temperature (
o
C/
o
F)
Minimum tank temperature for reset curve
70
– 160
(120)
P09
Maximum Storage Temperature (
o
C/
o
F)
Maximum tank temperature for reset curve
70
– 160
(140)
P10
Warm Weather Shutdown Temperature
(
o
C/
o
F)
Outdoor temperatures greater than this value return
the tank target temperature to the User Setpoint
50
– 100
(68)
Table 11
– Technical Service Parameters - NOTE: Temperature Readings Depend on Temperature Unit Selection
Figure 24
– Outdoor Reset Curve
D. OUTDOOR RESET
This unit is supplied with outdoor reset wire connection terminals.
When an outdoor sensor is connected, operation of the unit
immediately changes.
Refer to the following steps to properly set up the unit with an outdoor sensor.
An ASSE 1017 thermostatic mixing valve MUST be installed when using outdoor reset. Failure to do so could result in substantial
property damage, serious injury, or death.
Summary of Contents for WGR050LP076
Page 34: ...34 WHL 001 REV 9 3 14 Figure 14...
Page 53: ...53 WHL 001 REV 9 3 14 Figure 25 Replacement Parts...
Page 54: ...54 WHL 001 REV 9 3 14 Figure 26 Replacement Parts...
Page 57: ...57 WHL 001 REV 9 3 14...
Page 58: ...58 WHL 001 REV 9 3 14...
