SAVE VTR 700 SERVICE AND ACCESSORIES INSTALLATIONV1 20210507 104848956

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Accessories
• ELH — Electrical heater
• OHT — overheat protection sensor
• 1 — Outdoor air
• 2 — Supply air
• 3 — Extract air
• 4 — Exhaust air
Component/product — Article number:
• El. Reheater VTR 700 R 1,67kW (for right version model) — 141100
• El. Reheater VTR 700 L 1,67kW (for left version model) — 138100
Installation and connection
1 Remove cover plates from electrical connections (pos.
1) and heater (pos. 2) compartments by removing 4
screws from each plate at the front.
2 Remove knobs (pos. 2) that will hold reheater in
place. Insert electrical reheater (pos. 1) into dedicated
compartment, secure reheater with previously re-
moved knobs (pos. 2).
Lead reheater control, TRIAC and overheat protection
sensor wires through separate holes in the panel (pos.
3) to electrical connections compartment.
3
• Connect reheater control wires to the terminal
block marked as HEATER (pos. 4) on the main cir-
cuit board. Connect blue wire to N socket, brown
wire to L socket.
• Connect TRIAC wires to the terminal block marked
as TRIAC (pos. 5) on the main circuit board. Connect
black wire to G socket, brown wire to A1 socket,
gray wire to A2 socket.
• Connect overheat protection sensor to any free
analog input on the main circuit board (pos. 6).
Connect black wire to ground (GND), red fire to
analog input.
4 Place back covers of reheater and the main circuit
board and secure them with screws.
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