Rinnai E- Series User Manual

9 008082013GW
Maximum average ΔT of supply
sensor and return sensor for hot
water is repeatedly exceeded.
BL 12
1. Check flow through the boiler and DHW tank.
2. Possible causes: radiator shut off valves closed, blocked water filter, restriction in DHW tank to high.
3. Verify proper installation of the boiler plumbing, connections and all components.
4. Ensure 3 way valve is functioning properly and is not clogged or full of pollution.
Operation is normally possible for the central
heating installation during the block. The pump
continues to operate at minimum capacity during
Rectify Issue,
Check following

Rinnai E- Series Specifications

General

Fuel Type	Natural Gas or Propane
Installation	Wall-mounted
Type	Condensing
Venting	Direct Vent
Dimensions	Varies by model
Weight	Varies by model
Warranty	12 years heat exchanger, 5 years parts
Heating Capacity	15, 000 - 199, 000 BTU/h
Vent Type	Direct Vent