Milnor 5050, Руководство по обслуживанию

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Pellerin Milnor Corporation
3. Turn the set screw (3) counterclockwise until the top of the screw is about 1/8 inch (3 mm)
below the top of the valve handle.
Do not allow the set screw to come out of the valve. Gas
will escape.
4. Adjust RGP until the manometer displays the value specified Section 2 , page 2 .
5.5. Step 4B: Pilot flame gas pressure
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If the flame control trips during this step, press and to reset it.
1. Look at Figure 1, page 4 . Leave the manometer connected to GGP and to the atmosphere.
2. Close VGT .
3. Turn the adjustment screw (3) on VP clockwise, until the manometer shows the value speci-
fied in Section 2 , page 2 .
4. Replace the cover screw (2) in
VP
.
5. Open
VGT
.
5.6. Step 5: Regulated main gas pressure
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Make adjustment quickly. The machine will reach the maximum permitted temperature quickly
and shut-off the burner. If a switch trips during this step, press and .
Fireye
Select SETUP MODE D (see Section 4.1 , page 6 ). This turns on the
two main gas
valves . The modulating gas valve opens and modulates to position 100.
Gyr Set the modulating gas valve to position 100 (MVP=100). See Section 4.2 , page
7 .
1. Make sure
VGT
is open fully
2. Look at Figure 1, page 4 . Attach one side of the manometer to
GGR
(the higher pressure).
Leave the other side open to the atmosphere.
3. Turn the dial on SPGL counterclockwise to the lowest value. Turn the dial on SPGH clock-
wise to the highest value.
4. Adjust
RGM
until the manometer displays the value specified in Section 2 , page 2 .
If you are performing the entire adjustment procedure, you will set SPGH and SPGL in steps 7
and 8 respectively. If you performed this step as part of a component replacement, do steps 7 and
8 as well.
5.7. Step 6: Low fire temperature
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Fireye machines Select SETUP MODE E (see Section 4.1 , page 6 ). This sets the modulating
gas valve to 000 and displays the inlet temperature.
Gyr machines Set the modulating gas valve to position 000 (MVP=000). See Section
4.2 , page 7 .
1. Look at Figure 1, page 4 . Turn the adjustment screw on
VEMMG
(arrow points to this screw)
fully counterclockwise.
Set the Heating System—Air Heat Dryer
33