REVIEWQUESTIONS
1.
The signal telling the hot surface
ignition control board the
presence of burner flame is
measured in:
a. DC millivolts
b. DC microamps
c. DC Ohms
d. DC volts
2. What device actually senses
burner flame?
a. The limit switch
b. The flame sensing eye
c. The remote flame
senserod
d. The negative pressure switch
3. What maximum line gas
pressure can the Low Profile
gas valve safely accept?
a. 3.5 inches w.c.
b. 7.0 inches w.c.
c. 13.0 inches w.c.
d. 15.0 inches w.c.
4. What is the correct manifold gas
pressure needed to operate this
furnace on natural gas?
a. 3.5 inches w.c.
b. 7.0 inches w.c.
c. 10.0 inches w.c.
d. 15.0 inches w.c.
5. Always install this item with any
upflow Low Profile Furnace using
side or back return air.
a. An external filter rack
b. A bottom base plate
c. A vent pressure detector
control
d. All of the above
6. What method does the standing
pilot Low Profile Furnace use to
sense the igniter flame?
a. A mercury probe
b. A hot surface igniter
c. A thermocouple
d. A flame sense rod
7. Never vent a standing pilot Low
Profile Gas Furnace horizontally.
a. True
b. False
8. It is permissible to install the hot
surface ignition dedicated
horizontal Low Profile Gas
Furnace on its back with the
furnace doors pointing up.
a. True
b. False
9. If installing a Low Profile Gas
Furnace in a closet with
combustion air entering through
vertical ducts, how many square
inches of free area are needed
for each 4,000 BTUH of total
input?
a. 10.0 square inches
b. 8.0 square inches
c. 2.0 square inches
d. 1.0 square inch
10. What size round pipes are
needed for combustion air for a
100,000 BTUH Low Profile Gas
Furnace in a closet using vertical
ducts for combustion air?
a. 4"
b. 5"
C. 6"
d. 7"
11. What category of furnace is the
Low Profile Gas Furnace?
a. Category I
b. Category II
c. Category Ill
d. Category IV
12. The Low Profile Gas Furnace
can vent alone through a tile-
lined masonry chimney.
a. True
b. False
13. What is the correct procedure
used to attach a metal vent
connector to the furnace induced
draft vent collar?
a. Use self-tapping screws
b. Pre-drill and then attach the
vent connector with screws
c. Use a high temperature
sealant
d. The vent connector friction
fits the vent collar
14.
If installing a Low Profile Gas
Furnace in a closet with
combustion air entering through
horizontal ducts, how many
BTUH input is allowed for every
1" of duct opening?
a.
2,000 BTUH
b.
4,000 BTUH
C. 5,000 BTUH
d. 10,000 BTUH
15. The Low Profile Gas Furnace is
approved for use with SVS high
temperature plastic vent
material.
a. True
b. False
16.
The Low Profile Gas Furnace
can be common vented with
the other natural draft gas
appliances using metal B-vent.
a. True
b. False
17.
What is the minimum line natural
gas pressure for proper
operation of the Low Profile Gas
Furnace?
a. 3.5 inches w.c.
b. 5.0 inches w.c.
c.
6.0 inches w.c.
d. 11.0 inches w.c.
18.
What is the time delay between
the gas valve opening and the
indoor blower starting with the
UTEC hot surface ignition
control?
a. 20 seconds
b. 30 seconds
c. 90 seconds
d. 120 seconds
19. If the current Honeywell hot
surface ignition control does not
sense flame after 4 trials for
ignition, it goes into soft lock out.
a. True
b. False
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