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HAMWORTHY HEATING LTD Page 500001065/B
MARSHALL HE
15
49)
Press the ENTER key to enter the new setting and display the `boiler off delay' setting screen.
Enter the BOILER OFF TIME DELAY required
for the boiler sequencer :10
50)
Use the numerical keypad to enter the boiler off delay time. (Each 1 of the setting represents 15 seconds, thus a
setting of `04' will give a delay of 60 seconds). This is the time delay between each step sequencing off when the re-
quired flow temperature is achieved. An initial setting of `04' (1 minute) is recommended.
Note!
The setting can be readjusted at a later time when the response of the system has been observed.
Enter the BOILER OFF TIME DELAY required
for the boiler sequencer :04
51)
Press the ENTER key to enter the new setting and display the `sequence' setting screen.
Do you want the lead boiler to shift
once a week<01> or be fixed<00> :01
52)
Use the numerical keypad to select `01' for the weekly lead boiler shift, or `00' for the fixed boiler sequence.
Note!
If a combination of high/low and on/off boilers are installed, it is desirable that the high/low boilers are always
first in the sequence, therefore select `00' for the fixed sequence.
Do you want the lead boiler to shift
once a week<01> or be fixed<00> :00
53)
Press the ENTER key to enter the new setting and return to the Engineer’s Setup Menu screen.
1) SETUP 2) CODE
Press <1-2> for required option.
5.2.4
Code Option
1)
To change the User setup code press the `2' key from the Engineer’s Setup Menu screen. The `user code' setting
2
The old ‘USER’ security code was :0000
PLEASE ENTER A NEW CODE (4 digits):
The old ‘USER’ security code was :0000
PLEASE ENTER A NEW CODE (4 digits):****
2)
Enter the new user code, using the numerical keypad. The code entered is not displayed - an asterisk is used to
represent each of the four digits as it is entered.
Summary of Contents for MARSHALL HE
Page 21: ...HAMWORTHY HEATING LTD Page 500001065 B MARSHALL HE 17 Figure 2 Overall Dimensions...
Page 22: ...HAMWORTHY HEATING LTD Page 500001065 B MARSHALL HE 18 Figure 4 Marshall HE System Schematic...
Page 23: ...HAMWORTHY HEATING LTD Page 500001065 B MARSHALL HE 19 Figure 5 Site Wiring Connection Details...
Page 33: ...HAMWORTHY HEATING LTD Page 500001065 B MARSHALL HE 29 NOTES...
Page 34: ...HAMWORTHY HEATING LTD Page 500001065 B MARSHALL HE 30 NOTES...
Page 35: ...Notes...