Navien NPE-240A Service Manual

Version 2.21
94 NPE Service Manual
5.1.8 060Error
Error occurrence conditions and check items
Error Description
E060
Dual Venturi error
This error message is displayed on the front panel if the wiring is disconnected or the Dual Venturi malfunctions.
The water heater switches into Lock-Out, and performs post-purge continuously and operates the pump.
Check items
1. Check that the Dual Venturi is operating correctly.
2. Check that the wiring harness is connected correctly and the cables are not damaged.
Replace the controller
Is Dual venturi OFF?
Reset the Unit
Yes
Yes
Replace the Dual venturi
NO
NO
Is Dual venturi
closed?
Is Dual venturi
repeatedly open and
closed?
Replace the controller
Is Dual venturi ON?
Reset the Unit
Yes
NO
Yes
Check the Dual venturi
wire
Replace the Dual venturi
NO
Yes
NO
Is Dual venturi open?
Is Dual venturi wire
normal?
Is Dual venturi
repeatedly open and
closed?
Dual venturi OFF Dual venturi ON

Navien NPE-240A Specifications

General

Type	Tankless
Fuel Type	Natural Gas or Propane
Energy Factor	0.97
Energy Efficiency	97%
Voltage	120V
Ignition Type	Electronic
Maximum Input	199, 900 BTU/h
Water Connection Size	3/4"
Gas Connection Size	3/4"
Warranty	15-year on heat exchangers, 5-year on parts, 1-year on labor
Dimensions	17.3" W x 13.2" D x 27.4" H