If the problem is still not solved, call your installer or the nearest authorized Service Center.
Also, you can reach the Customer Service Department at one of the following telephone numbers:
Exclusively for models HRV 2600, HEPA 3100 and HEPA 4100: Exclusively for models HR 2.6 and HF 3.1:
1-800-567-3855. 1-866-737-7770.
PROBLEMS SOLUTIONS
• Check breaker or fuse in main distribution panel.
1.Unit does not start at Min. • Check there is 120V at the electrical outlet.
or Max. position. • Make sure the unit main switch is properly set in Normal or Boost position.
• Disconnect control wire from the unit, then make sure the unit main switch is
properly set in Normal or Boost position.
2.Unit does not run at Min. • Disconnect control wire from the unit. Then, if the unit runs at Normal speed,
speed, but runs at Max. . check control wiring and wall control connections.
3.Unit is not operating as per • Check if the unit main switch is in “Normal/Remote” position.
the selected mode. • Check wall control wiring.
4.Wall control indicators do not work • Check wall control wiring.
properly or not at all.
5.Light indicators on wall control • Check if the unit main switch is in “Normal/Remote” position.
are flashing every second. • Check wall control wiring.
6.Wall control screen indicates E1. • Check wall control wiring.
7.Wall control screen indicates E2. • The temperature sensor is defective. (The unit will automatically switch to
Off mode if this happens).
9. TROUBLESHOOTING- 22 -
8. PARTS ORDERING CHART*The HEPA filter is factory installed in HEPA 3100, HF 3.1 and HEPA 4100 units. However, when it will be time to be replaced, a pleated
filter or a foam filter can be purchased, but the filtration efficiency will not be the same as a HEPA filter.
**Item 6 is optional.
All listed parts are available where you have bought your unit.
NOTE: Please note that parts not listed are not available; those parts require assembly knowledge that only manufacturer can garantee.
# Description Part no. HRV 2600 HR 2.6 HEPA 3100 HF 3.1 HEPA 4100
1 Prefilter Kit (2) 05123 - - 1 1 1
2 HEPA Filter Kit 04803 1* 1* 1 1 1
3 Pleated MERV 12 Filter Kit* 04804 1* 1* 1* 1* 1*
4 Washable Foam Filter MERV 8 04852 1 1* 1* 1* 1*
5A Core Filter Kit (2) 05120 1 1 1 1 -
5B Core Filter Kit (2) 05689 - - - - 1
6 Single Exterior Hood Kit** 13940 1 1 1 1 1
7A Wall Control 40415 40415 1 - 1 - 1
7B Wall Control 40425 40425 - 1 - 1 -