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Fig. 60 — Align Bottom of VFD Keypad with Opening
in VFD Front Panel
Fig. 61 — Secure Keypad in Place
Using the Cable to Connect the Keypad to the VFD
The VFD keypad can be connected to the variable frequency drive
via the cable included with the Multi-Speed VFD display kit (PN:
CRDISKIT002A00). See Fig. 62.
1. Connect the male end of the cable to the front panel of the
variable frequency drive. Use 2 of the screws included with
the kit to secure the cable to the VFD.
2. Connect the female end of the cable to the back panel of the
VFD Remote keypad. Secure the cable to the remote keypad
using the 2 remaining screws from the kit.
Fig. 62 — VFD Remote Keypad Cable
PROGRAM THE VFD FOR INDOOR FAN CONTROL
NOTE: This procedure requires use of the VFD Keypad which is
included as part of the field-installed Multi-Speed VFD display
kit (PN: CRDISKIT002A00). If the VFD keypad is not already
installed, install it. See “Connecting the Keypad to the VFD” for
details.
To program the VFD for variable indoor fan motor speeds:
1. At Power-Up:
At the first power up the LCD displays the Select Language
screen. The default setting is English (see Fig. 63). To change
the language, press the OK key and use the
▲
and
▼
keys to
scroll to the desired language and then press OK.
NOTE: If English is not the desired language, press OK, select the
desired language and press OK again.
IMPORTANT: 48LC*B14-26 units are programmed at
the factory for variable indoor fan speeds. The following
procedure is only to be used to recover this function after
an event such as a system crash.
Male Connector -
connect to VFD
Front Panel
Female Connector -
connect to back of
VFD Remote Keypad
Summary of Contents for WeatherExpert 48LC B14 Series
Page 4: ...4 Fig 2 48LC B14 Vertical Airflow ...
Page 5: ...5 Fig 3 48LC B14 Horizontal Airflow ...
Page 6: ...6 Fig 4 48LC B14 Back View and Condensate Drain Location ...
Page 7: ...7 Fig 5 48LC B14 Corner Weights and Clearances ...
Page 8: ...8 Fig 6 48LC B14 Bottom View ...
Page 9: ...9 Fig 7 48LC B17 20 Vertical Airflow ...
Page 10: ...10 Fig 8 48LC B17 20 Horizontal Airflow ...
Page 11: ...11 Fig 9 48LC B17 20 Back View and Condensate Drain Location ...
Page 12: ...12 Fig 10 48LC B17 20 Corner Weights and Clearances ...
Page 13: ...13 Fig 11 48LC B17 20 Bottom View ...
Page 14: ...14 Fig 12 48LC B24 26 Vertical Airflow ...
Page 15: ...15 Fig 13 48LC B24 26 Horizontal Airflow ...
Page 16: ...16 Fig 14 48LC B24 26 Back View and Condensate Drain Location ...
Page 17: ...17 Fig 15 48LC B24 26 Corner Weights and Clearances ...
Page 18: ...18 Fig 16 48LC B24 26 Bottom View ...
Page 21: ...21 Fig 20 48LC B14 Roof Curb Details ...
Page 22: ...22 Fig 21 48LC B17 20 Roof Curb Details ...
Page 23: ...23 Fig 22 48LC B24 26 Roof Curb Details ...
Page 30: ...30 Fig 40 48LC B14 26 VAV RTU Open Control Wiring Diagram ...
Page 31: ...31 Fig 41 48LC B14 26 Power Wiring Diagram ...
Page 53: ......