Installation/Maintenance; Outdoor/Exhaust Air Dampers - SystemAir SAVE VTR 300/B Installation Manual

Note:
The accessory package contains all needed parts for VAV conversion, however for use with CAV, an IRIS
damper or a similar device with known K factor has to be purchased.
Component/product — Article number:
• VAV/CAV conversion kit — 140777
• SPI-160 C Iris damper — 6753
Installation and connection
• Follow instructions in the manual which is delivered with the accessory.
7.5

Installation/Maintenance

7.5.1

Outdoor/Exhaust air dampers

If manual fan stop is activated, the unit should be provided with dampers in exhaust and outdoor ducts
to avoid cold draught and risk of condensation when the unit has been stopped.
• RL — relay box
• U- outdoor air damper
• V — exhaust air damper
• 1 — Outdoor air
• 2 — Supply air
• 3 — Extract air
• 4 — Exhaust air
Component/product — Article number:
• TUNE-R-1160-3-M4 (U/V) — 311969
• EFD 160 Damper + TF230 motor — 7122
• Relay kit:
RMK — 153549
• Relay kit with a transformer for 24 VAC dampers:
RMK–T — 153548
For all possible connection variations please see wiring diagram delivered with the relay mounting kit.
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