Qmark High Velocity Electric Heated - Manual (Page 5)

FOR INSTALLATION OF MULTIPLE CABINET AIR
CURTAINS
For 2 Cabinet Units: 72”, 84” and 96” See Figure 5
NOTE: All installation should be done to meet local building codes.
1. Using template provided, determine mounting location
for Cabinet A (left side), left of centerline.
2. Drill holes and attach mounting hardware (not included)
for Cabinet A.
3. Mount Cabinet A on wall and securely tighten hard-
ware.
4. Repeat steps 1,2 and 3 for mounting Cabinet B (right
side), right of centerline.
5. Secure Cabinet A to Cabinet B using parts provided in
installation kit. After alignment of cabinets is com-
pleted, carefully secure all assembly mounting hard-
ware.
6. Install motor/blower assembly in Cabinet A. Pass pres-
sure switch hose through proper hole on blower base.
Attach hose to right blower. Secure two wing nuts on
blower base. Reconnect motor (A) electric cord plug
assembly.
7. Install motor/blower assembly (B) in Cabinet B. Pass
pressure switch hose through proper hole on blower base.
Attach hose to right blower. Secure two wing nuts on blower
base. Reconnect motor (B) electric cord plug assembly.
8. Replace intake grilles with louvers facing down and refasten
knurled nuts.
9. Refer to “Field Power Wiring” and “Field Control Wiring” sec-
tions for single cabinet installation in this manual. All
instructions and safety warnings and notes also apply to
electrical connections of multiple cabinets. Additional steps
are necessary only for harness connections of Cabinet A to
Cabinet B and/or to the Main Control Box.
10. Refer to wiring diagram on the inside of the hinged cover of
the Main Control Box and to applicable wiring diagrams in this
manual. Harness wires are provided with the right ends of
the harness wires already connected to the unit and the
installer has to connect the left ends of the harness wires to
the correct terminal points as shown in the diagram. The
Cabinet wiring compartment covers will have to be opened.
These covers are also hinged to the cabinets. Route and
locate wiring and wire strap the wires as shown in Figure 9
and allow for the movement of the wires as the covers are
opened and closed.
11. Replace all hinged covers.
12. Unit is ready for operation.
13. Restore power to the unit. Call for heat through the thermo-
stat or through the door switch if supplied. Unit should run.
Check for correct air flow.
14. Inspect unit for excessive vibration during operation. If
excessive vibration is noticeable, disconnect power supply.
Inspect mounting installation and refer to “Trouble Shooting
Chart” for probable cause.
For 3 Cabinet Units: 108”, 120”, 132” and 144” See Figure 6
NOTE: All installation should be done to meet local building codes.
1. Determine mounting location of center cabinet (See Figure 6).
2. Using template provided, determine mounting location for
Cabinet A (left side), left of center cabinet.
3. Drill holes and attach mounting hardware (not included) for
Cabinet A.
4. Mount Cabinet A on wall and securely tighten hardware.
5. Repeat steps 1, 2, 3 and 4 for mounting Cabinet B (center).
6. Repeat steps 1, 2, 3 and 4 for mounting Cabinet C (right),
right of center cabinet.
7. Secure Cabinet A to Cabinet B to Cabinet C using parts pro-
vided in installation kit. After alignment of cabinets is com-
pleted, carefully secure all assembly mounting hardware.
8. Install motor/blower assembly (A) in Cabinet A. Pass pres-
sure switch hose through proper hole on blower base.
Attach hose to right blower. Secure two wing nuts on blower
base. Reconnect motor (A) electric cord plug assembly.
9. Install motor/blower assembly (B) in Cabinet B. Pass pres-
sure switch hose through proper hole on blower base.
Attach hose to right blower. Secure two wing nuts on blower
base. Reconnect motor (B) electric cord plug assembly.
10. Install motor/blower assembly (C) in Cabinet C. Pass pres-
sure switch hose through proper hole on blower base.
Attach hose to right blower. Secure two wing nuts on blower
base. Reconnect motor (C) electric cord plug assembly.
11. Replace intake grilles with louvers facing down and fasten
knurled nuts.
12. Refer to “Field Power Wiring” and “Field Control Wiring” sec-
tions for single cabinet installation in this manual. All instruc-
tion and safety warning and notes also apply to electrical
connections of multiple cabinets. Additional steps are neces-
sary only for harness connection of Cabinet A to Cabinet B
and Cabinet B to Cabinet C and/or to the Main control Box.
13. Refer to wiring diagram on the inside of the hinged cover of
the Main control Box and to applicable wiring diagrams in
this manual. Harness wires are provided with the right ends
of the harness wires already connected to the unit and the
installer has to connect the left ends of the harness wire to
the correct terminal points as shown in the diagram. The
cabinet wiring compartment covers will have to be opened.
These covers are also hinged to the cabinets. route and
locate wiring and wire strap the wires as shown in Figure 9
and allow for the movement of the wires as the hinged cov-
ers are opened and closed.
14. Replace all hinged covers.
15. Unit is ready for operation.
16. Restore power to the unit. Call for heat through the thermo-
stat or through the door switch if supplied. Unit should run.
Check for correct air flow.
17. Inspect unit for excessive vibration during operation. If
excessive vibration is noticeable, disconnect power supply.
Inspect mounting installation and refer to “Trouble Shooting
Chart” for probable cause.
CAUTION !
THE HARDWARE AND THE SUPPORTING STRUCTURE MUST
BE CAPABLE OF SUPPORTING A MINIMUM 300 LB LOAD.
CAUTION !
THE HARDWARE AND THE SUPPORTING STRUCTURE MUST
BE CAPABLE OF SUPPORTING A MINIMUM 500 LB LOAD.
Cabinet A
Cabinet B
Figure 5 Figure 6
Cabinet A
Cabinet B
Cabinet C