MODEL
Ignition
Gas Type
BTU (available)
Pressure Regulator Setting
Inlet Gas Pressure*
(inches of water)
Gas Type
BTU (available)
Pressure Regulator Setting
Inlet Gas Pressure*
(inches of water)
Heater Dimensions (HxWxD) 23
Carton Dimensions (HxWxD)
Heater Weight
Shipping Weight
Only a qualified agency should install and
replace gas piping, gas utilization equipment
or accessories, and repair and equipment ser-
vicing. The term "qualified agency" means any
individual, firm, corporation, or company that
either in person or through a representative
is engaged in and is responsible for:
SAFETY PILOT
This heater has a pilot with an Oxygen Deple-
tion Sensing (ODS) safety shutoff system. The
ODS/pilot shuts off the heater if there is not
enough fresh air.
2 GAS OPTIONS AVAILABLE
Your heater is equipped to operate on either
Propane/LP or Natural gas. The heater is
shipped from the factory ready for connect-
ing to Propane/LP. The heater can easily be
changed to Natural gas by having your quali-
fied installer follow the instructions on page
11 and the markings on the heater.
200042-01A
SPECIFICATIONS
QUALIFIED INSTALLING AGENCY
PRODUCT FEATURES
www.usaprocom.com
MD3TPA-BB
Electric Piezo
Natural Gas
20,000
6" W.C.
Maximum 10.5"
Minimum 7"
Propane Gas
18,000
10" W.C.
Maximum 14"
Minimum 11"
/
" × 19
/
" × 8
/
1
1
3
2
4
25
/
" × 21
/
" × 10"
3
3
4
4
24.5 lbs
28.5 lbs
a) Installing, testing, or replacing gas piping
or
b) Connecting, installing, testing, repairing,
or servicing equipment; that is experienced
in such work; that is familiar with all precau-
tions required; and that has complied with
all the requirement of the authority having
jurisdiction.
PIEZO IGNITION SYSTEM
This heater is equipped with a piezo ignitor.
this system requires no matches, batteries, or
other sources to light heater.
THERMOSTATIC CONTROL
(Thermostat Models Only)
These heaters have a control valve with a
thermostat sensing bulb. This results in the
greatest heater comfort and may result in
lower gas bills.
MD5TPA-BB
Electric Piezo
Natural Gas
30,000
6" W.C.
Maximum 10.5"
Minimum 7"
Propane Gas
30,000
10" W.C.
Maximum 14"
Minimum 11"
" 23
/
" x 26
/
" x 8
1
5
4
2
8
25
/
" x 28
/
" x 10"
3
1
4
2
31 lbs
36 lbs
/
"
3
4
5