Laars MASCOT FT MFTCW Installation And Operation Instructions Manual page 57

Mascot FT Combination Boiler
SECTION 5. Control Display and Operation
Index Parameter
1: EH
History entry
2: cE
Clear Error History
3: In
System initialize
4: Fu
Flow unit
5: St
Heat storage function
Maximum Outdoor
6: OH
Temperature
Minimum Outdoor
7: OL
Temperature
8: FH
Max fan
9: FL
Min fan
10: dr
Delete running time
11: dI
Delete igniting times
Outside Unit Function
12: bt
Delay Time (boost time)
Delay time for heating
13: Ft
burner operation
Setting temperature of
14: bo
burner ON.
15: OF
Warm Weather Shutdown
Setting for Heating
16:cH
Maximum Temperature
Setting for Heating
17:cL
Minimum Temperature
Setting for Hot Water
18:dH
Maximum Temperature
19:cb
Heating Combustion Rate
20:db
Hot Water Combustion Rate 50%~100%, Default 100%
21:PP
Pump Post-Purge Time
22:Po
Pump on Time
23:PF
Pump off Time
Heat storage off
24:SF
Temperature
Heat storage on
25:So
Temperature.
Delay time when switching
26:dt
from DHW mode to CH
mode
Internal CH Pump Post-
27:PE
Purge Time,
T/T Satisfied
28: HA
High Altitude setting
Internal CH Pump and
3-way valve Pump Test
Mode
29: AP
Internal CH Pump and
3-way valve Pump Test
Mode
The Full List of Installer Mode Parameters
Description
History fault code (E0~E9)
Clearing of error History buffer
System initialize to default
gallon / liter
Heat storage function On/Off
When used with an outdoor sensor, sets the maximum outdoor design temperature for the system
design. Warm weather shut down will disable the appliance if the programmed outdoor temperature is
exceeded. Maximum outdoor temperature must be set 9°F above the minimum outdoor temperature.
Range: (Minimum Outdoor Temperature + 9°F) to 110°F
Sets the minimum outdoor design temperature for the system. Minimum outdoor
temperature must be set 9°F below the maximum outdoor temperature.
Range: -4°F to (Maximum Outdoor Temperature - 9°F)
Adjusts Maximum Fan Speed
Range: -30 - +30
Adjusts Minimum Fan Speed
Range: -30 -+30
Delete running time
Delete igniting times
When heating in the outside unit function for the first time, there will be a delay.
(0~120 min, Default 0)
Burner does not operate during the delay time when the burner is turned off due to the
temperature during heating operation. (0~20 min, Default 1 min)
Heating temperature setting during heating operation –
Operate in burner ON temperature setting Range:
-12.7°C(9°F)~-2.7°C(27°F), Default 2.7°C(27°F)
This warm weather temperature setting will shut down CH Mode 10°C(50°F)~43°C(110°F),
Default 38°C (100°F)
Range:[Minimum Temperature -12.7°C(9°F)]~82°C(180°F), Default 82°C(180°F)
Range: 30°C(86°F)~[Maximum Temperature-12.7°C(-9°F)],Default 30°C(86°F)
49°C(120°F)~60°C(140°F), Default 60°C(140°F)
50%~100%, Default 100%
(Heating Pump) 1min ~ 60min, Default 40min
(Heating Pump Repeat ON Time) 1 min ~60 min, Default 5 min
(Heating Pump Repeat Off Time) 0min ~60 min, Default 10 min
60°C(140°F)~75°C(167°F),Default(70°C)158°F
(off Temperature-Setting Temperature) -12.7°C(9°F)~2.2°C(36°F),
Default (-2.7°C) 27°F
Range: 0 – 2 minutes,Default 2min
Allows the user to set the appliance pump post purge time once the appliance CH setpoint
and thermostat are satisfied. Range: 1-5 minutes,Default 1min
(Normal)0<1<2<4 (High)
This function sets the time to run both the Internal CH and 3-way valve pumps to purge
air from the system. Range: 1 – 30 minutes ,Default 5min
Turn this function on to activate Internal CH and 3-way valve pump testing.
Only works in installation mode. Turns off when in normal mode. Default OFF
5.8 Installer Mode
Default 68°F (20°C)
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