Instructions / Assembly

AP18733 REV. 3.2.17
61
▪ G. INSTALLER MODE
Installer Mode will activate when button is pressed and held for ve seconds while the water heater display is powered Off.
Figure 38– Installer Mode Screens
Index Default Parameter Description
1:EH
N/A Error History
Allows the Installer to View the Unit Error History
Range: E0:XX – E9:XX
2:CE
Clear Error & System
initialize
EHIS :Error History
rH : Burn Hour
bnCY : Burn Cycle
PPHr : Pump Running Time
In: System initialize
3:FC
GA Unit
Use to choose unit (Water ow rate, Temperature)
LIt
℃
: Liter/minute, Celsius
GAL °F : Gallon/minute, Fahrenheit
4:FH
00 Maximum Fan Speed
Adjusts Maximum Fan Speed
Range: -30 - +30
5:FL
00 Minimum Fan Speed
Adjusts Minimum Fan Speed
Range: -30 -+30
6:RC
oFF
Recirculation Pump
Operation
Turns the Recirculation Pump On and Off
Range: On – Pump On, oFF – Pump Off
7:RM
Itnl Recirculation Mode
NOTE: 6:RC must be set to On to select 7:RM
Sets the Recirculation Mode
Range: ItnL – Internal Recirculation
EtnL – External Recirculation / On Demand Kit,
tt24 – Tilte 24 Mode, bYPS-Cross over
8:RT
HI-2 Recirculation Temperature
Sets Recirculation Temperature
Range: LO – Low Temperature, HI-1 – Middle Temperature,
HI-2 – High Temperature
9:HT
HI-2 Hot Water Temperature
Sets Hot Water Temperature
Range: LO – Low Temperature, HI-1 – Middle Temperature,
HI-2 – High Temperature
10:IV
6 Prevent Ignition
Temporarily disables the water heater from igniting for a set period of time.
Range: 0 – 20 Minutes
11:HA
0 - 2 High Elevation Mode
This water heater may be installed at elevations up to 10,000 feet and operate on either
Natural or LP. The appliance will de-rate by 4% for each 1,000 feet above sea level.
Select the appropriate installation location as described below.
Selects Installation Location for Proper Water Heater Operation at Altitude:
0-2 for installation locations from sea level to 2,000 feet
2-5 for locations from 2,000 to 5,000 feet
5-8 for locations from 5,000 to 8,000 feet
Default: 0 – 2
NOTE: Use a combustion analyzer to ensure CO and
CO
2
are within the ranges shown in
this manual. Adjust the offset screw in the clockwise (positive) or counterclockwise
(negative) directions (approximately 1/8 turn) if the measured
CO
2
value on LOW FIRE
is out of range.