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SECTION 2
INSTALLATION
17
WARNING
DO NOT USE CONDUIT OR GAS LINE
FOR GROUND CONNECTION.
CAUTION
IT IS REQUIRED THAT THE OVEN BE
PLACED UNDER A VENTILATION
HOOD FOR ADEQUATE AIR SUPPLY
AND VENTILATION.
ELECTRIC AND GAS SUPPLY TO BE
PROVIDED BY CUSTOMER
ELECTRICAL SAFETY SWITCH
15 Amp circuit breaker / fused disconnect switch with
lockout/tagout electrical shutoff for each oven. Wire
each oven separately.
ELECTRICAL SPECIFICATIONS
DOMESTIC or EXPORT: 208-240V blower motor,
1 phase, 4.1 Amp draw, 50/60 Hz, 208-240V control
circuit, 2 poles, 3-wire system per oven (2 hot, 1 grd).
Do
NOT
use conduit for ground.
GAS RATING
Model PS540 is 110,000 BTU/hour (27,720 kcal), 32.2 kW/hr.
MINIMUM GAS METER RATING
450 ft
3
/hour (12.6m
3
/h) for 1 or 2 ovens;
Add 180 cu. ft./hr (5.1 m
3
/h) for each additional oven.
Minimum rating does
not
take other gas appliances into
consideration. Gas consumption varies at each site. Total
BTU/hr (kcal/hr) must be calculated during high flame
operation for each appliance to determine if the meter
needs to be larger.
MINIMUM GAS PIPE SIZE
Natural: 2″ (51mm) ID for 1, 2, or 3 ovens with runs up
to 200 ft. (61m).
Must be a dedicated line.
Runs over 200 ft, (61m) consult factory.
Propane: 2″ (51mm) ID for 1, 2, or 3 ovens with runs up
to 200 ft. (61m).
Must be a dedicated line.
Runs over 200 ft, (61m) consult factory.
UTILITY ROUGH-IN DIMENSIONS AND POSITIONING
FOR PS540-SERIES OVENS
GAS SAFETY VALVE
A 3/4″ (19mm) ID (inner diameter) full-flow, gas shutoff
valve. A separate connection and valve must be provided
for each oven, as shown in Figure 2-9.
REQUIRED GAS SUPPLY PRESSURE
Natural: 6″ to 12″ water column (13.8 to 29.9 mbar)
Propane: 11.5″ to 12″ water column (28.7 to 29.9 mbar)
SUGGESTED
If space permits, electric and gas service should be
located near the control console end of the oven(s) to allow
convenient access to safety switches and valves.
USER SUPPLIED ITEMS (Figure 2-9)
ITEM DESCRIPTION
12″ (51mm) × 2″ (51mm) × 3/4″ (19mm) TEE
2 3/4″ (19mm) × 3″ (76mm) NIPPLE
3 3/4″ (19mm) FULL FLOW GAS SHUTOFF VALVE
42″ (51mm) × 3/4″ (19mm) 90° REDUCER ELBOW
52″ (51mm) ID GAS SUPPLY PIPE LINE - NATURAL GAS
6 15 AMP TOGGLE SWITCH - 2 POLE for GAS
Figure 2-9. Typical PS540-Series Oven(s)
Installation
24"
610mm
6
O
N
O
F
F
13-1/2"
343mm
2
3
2
6
O
N
O
FF
24"
610mm
2
3
2
27"
686mm
4
5
1
Suggested dimensions are shown; utility code
requirements supersede any factors shown.