andrews MAXXflo EVO CWH 90/302, Руководство по установке и обслуживанию

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Commissioning 43 MAXXflo EVO
If the Commissioning controller is not used the following commissioning procedure must be
followed:
• Set the time and date Using the GUI screen
Refer to section 5.1 in the
“ CONTROLS OPERATING INSTRUCTIONS MANUAL ”
• Set the DHW heating times for daytime use using the GUI screen
Refer to section 3.3 in the “
CONTROLS OPERATING INSTRUCTIONS MANUAL
”
• Start with the heater set to “Standby” or “O” on the front operation switch
.
• Access the flue sample test point (see 5.2.2 for details) by removing the rubber bung
• Insert a calibrated combustion analyser (approximately 65mm) inside the flue sample test point
• Carefully disconnect the PWM connector of the fan from the top heat engine. Push the clip at the end of
the connector inwards towards the body of the connector then pull the connector from the fan. Be careful
not to pull on the wires.
• The top heat engine will now go into fault when called upon to operate, but this can be ignored during
this stage of the commissioning process.
• Turn the operation switch to ON or “I”, then rotate the thumb wheel of the GUI and select the DHW tab.
Click the thumbwheel in to select this tab. Use the thumbwheel to select and set Temporary “Recharging”
Set the Nominal setpoint to to 70
O
C (see ilustration below).
• Ensure that the DHW temp 1 is below 40
O
C at all times during the commissioning . Draw off water to
maintain the tank temperature below this value. The temperature can be checked on the home page of
the heater display at any time.
Ventilator PWM connector
Domestic hot water
Operating mode On
Temporary Recharging
Nominal setpoint 70
o
C
Time program
00 12
24