B&C Technologies DP-250 Industrial - Manual (Page 35)

Operation
Procedure
The following items should be checked
before attempting to operate the dryer:
1. Read and follow caution, warning and
direction labels attached to the dryer.
2. Check incoming supply voltage to be
sure that it is the same as indicated on the
dryer serial decal.
3. GAS MODELS -check to assure that the
dryer is connected to the type of gas
indicated on the dryer serial decal.
4. GAS MODELS -the sail switch damper
assembly was installed and adjusted at the
factory prior to shipping. However, each sail
switch adjustment must be checked to
assure that this important safety control is
functioning.
5. GAS MODELS -be sure that ALL gas
shut-off valves are in the open position.
6. Be sure ALL back panels (guards) and
electric box covers have been replaced.
7. Check ALL service doors to assure that
they are closed and secured in place.
8. Be sure lint drawer is securely in place.
NOTE: LINT DRAWER MUST BE ALL
THE WAY IN PLACE TO ACTIVATE
SAFETY SWITCH OTHERWISE THE
DRYER WILL NOT START.
9. Rotate the drying cylinder by hand to be
sure it moves freely.
10. Check bolts, nuts, screws, terminals, and
fittings for security.
11. STEAM MODELS -check to insure air
supply (70-90 psi) is on to the dryer.
12. STEAM MODELS -check to insure ALL
steam shut-off valves are open.
13. STEAM MODELS -check steam damper
operation.
14. Check bearing set screws to insure they
are ALL tight.
ALL dryers are thoroughly tested and
inspected before leaving the factory.
However, a pre-operational test should be
performed before the dryer is placed into
production. It is possible that adjustments
have changed in transit or due to marginal
location (installation) conditions.
1. Turn on electric power to the dryer.
2. Make sure the main door is closed and
the lint drawer is securely in place.
3. Check the direction of the blower motor
impeller (fan) to insure that impeller (fan)
rotates in the direction shown on the
directional decal. If the phasing is incorrect,
reverse two (2) of the leads at L1, L2, or L3
of the power supply connections made to
the dryer.