Gas and Air Adjustments
PELLERIN MILNOR CORPORATION
2. Attach one side of manometer (high pressure side of differential pressure gauge) to
static
inlet gas pressure gauge point
(X) and leave the other side open to atmosphere.
3. Open external gas shut-off valve.
4. Check the status of the following components
•
External gas shut-off valve
is
open
•
Manual test valve
and
modulating gas valve
are
closed
•
Pilot
and
burner
are
not firing
•
Combustion air blower
and
main blower
are
off
.
5. Adjust pressure of incoming gas (upstream from dryer) to achieve value listed in
. Incoming gas pressure must be at this value before further adjustments can be made.
Pressures exceeding specified range will damage regulator.
2.2.
Using the Setup Mode
—After the static gas pressure is set, all of the other gas train settings
are made with power restored and the dryer in setup mode as described below.
For dryers with Fireye control, the Dryer control has a built-in setup procedure to aid in making
the remaining adjustments described herein. Specific setup modes are provided to accommodate
most adjustments. Once the setup procedure is accessed,
u
advances the control through each
of the setup modes in the order they are needed.
Display or Action
Explanation
WAITING FOR LOAD
********************
The display after the power up sequence
m
Accesses
manual mode
menu (press
c
to return to automatic).
RETURN TO AUTOMATIC
0
0
Shows the display in
manual mode
12
Selects the
setup procedure
SETUP PROCEDURE
1
2
u
Accesses
setup mode A
(or the next mode in sequence)
Whenever the next setup mode is required, press
u
and resulting display will be shown.
For a
quick return to run
mode from
setup procedure
u
,
u
,etc.
Advances through each of the six setup modes. Note, however,
that the control requires waiting eight seconds in
mode C
and
five seconds in
mode D.
SETUP PROCEDURE
1
2
Resulting display
0
,
0
Selects “RETURN TO AUTOMATIC”
u
Returns to the run mode
WARNING 3 : Entangle and Crush Hazard
—Moving parts can entangle and crush body
parts
• Lock
out
and tag
out
power before servicing.
66
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