Use and Care Manual

TANKLESS WATER HEATER
Table 23 – Installer Mode Descriptions
Toggle through displayed items by turning the dial .
To change an item, press the Dial button .
Displayed items can be changed by turning the dial counterclockwise to lower, and clockwise to raise, the
displayed value. To save settings, press the Dial button again.
To leave Installer Mode, press button B again. The water heater will return to power off mode.
I. ERROR MODE
When the water heater encounters an error, the display will flash “Er” followed by a numerical code. The wa-
ter heater shall enter a soft lockout condition if the error is such that it can return to normal operation once
the condition relieves itself (overheat conditions, NTC open or shorts, etc.). The water heater shall enter a
hard lockout if the condition indicates something more serious (flame, ignition, condensate line, etc.) To clear a
hard lockout Error Code, press the Power button.
Index
1: EH
2: cE
3: In
4: Fu
5: FH
6: FL
7: dr
8: dI
9: HA
10: Cn
11: CI
12: Eh
13: Ct
Default
E0:00
OFF
OFF
GA
00
00
NO
NO
0 - 2
00
01
ON
01
N/A
N/A
Parameter
Error History
Clear Error History
System Reset
(Factory Setting)
Flow Unit
Maximum Fan speed
Minimum Fan speed
Reset Burner Operation Time
Reset Ignition Cycle
High Elevation Mode
N/A
N/A
N/A
N/A
N/A
N/A
Parameter
Ten Most Recent Error Codes (H0 – H9)
Select “ON” to Clear Error History
Range: ON and OFF
Restores System to Default Factory Settings
(Burner operation time, Ignition cycles, and Supply power time will not be
reset)
Range: ON or OFF
Displays Flow Rate in Liters/Minute or Gallons/Minute
Range: GA or Li
Adjusts Maximum Fan Speed Range: -30 - +30
Adjusts Minimum Fan Speed Range: -30 -+30
Select “YES” to Reset Burner Operation Time Range: YES or NO
Select “YES” to Reset Ignition Cycles Range: YES or NO
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 1000 feet above sea level. Select the appropriate installation loca-
tion as described below.
Selects Installation Location for Proper Water Heater Operation at
Altitude:
0-2 for installation locations from sea level to 1999 feet
2-5 for locations from 2000 to 4999 feet
5-8 for locations from 5000 to 7999 feet,
8-10 for locations from 8000 to 10000 feet
Default: 0 – 2
NOTE: Use a combustion analyzer to ensure CO and CO2 are
within the ranges shown in this manual. Adjust the oset screw in the clockwise
(positive) or counterclockwise (negative) directions (approximately 1/8 turn) if
the measured CO2 value on LOW FIRE is out of range.
14: vt
1:pc
2:cp
54
N/A
N/A
N/A
N/A
N/A
N/A