DORCHESTER DR-RS 105, Инструкция по установке, наладке и обслуживанию

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Checking the supply pressure and burner pressure
Instruction manual DR-RS 35
is
5. Connect the power cable to the isolator.
Warning
Leave the water heater disconnected until you are ready to start it up.
3.11 Checking the supply
pressure and burner
pressure c Note
Before you start up the water heater and/or begin to check the supply
pressure and burner pressure, you must first fill the water heater. Please
refer to paragraph
4.2 Filling the water heater for filling instructions.
c
Note
Before starting up for the first time and following conversion, you must
always check the supply pressure and burner pressure. If necessary,
adjust these to be certain of optimum performance of the water heater.
c
Note
The easiest way to check the gas pressures is by using two pressure
gauges. This procedure assumes that these two gauges are available.
If the water heater must operate on a gas category other than that for which the
water heater has been set up at the factory (see rating plate), the water heater
will first have to be converted. See paragraph
3.12 Conversion to a different gas
category .
Legend:
a
burner pressure regulator
b
burner pressure control cap
c
burner pressure control
adjusting screw
d
blank plate
e
supply pressure test nipple
f
gas control
g
burner pressure test nipple
Gas control valve for DR-RS 25, 40, 65 and 85
Figure 3.11 Gas control valve
b
c
a
e
g
d
f
IMD-0256