SAVE VTR 150B SERVICE AND ACCESSORIES INSTALLATIONV01 20210316

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Accessories
• SPI-125 C Iris damper — 6751
Installation and connection
• Follow instructions in the manual which is delivered with the accessory.
5.5 Installation/Maintenance
5.5.1 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-125-3-M4 (U/V) — 311968
• 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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