Gree FHBQG-D3.5B-K User Manual

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Installation, Startup and Maintenance Manual

Change for life

Energy Recovery Ventilation System

Applicable models :

FHBQG-D3.5B-K

FHBQG-D5B-K

FHBQG-D6.5B-K

FHBQG-D8B-K

FHBQG-D10B-K

FHBQG-D13B-K

FHBQG-D15B-K

FHBQG-D20B-K

FHBQG-D25B-M

FHBQG-D30B-M

FHBQG-D40B-M

FHBQG-D50B-M

FHBQG-D60B-M

Thank you for choosing commercial air conditioners.Please

read this Owner’ s Manual carefully before operation and

If you have lost the Owner's Manual, please contact the

local agent or visit www.gree.com or send an email to

Table of Contents

Questions and Answers:

J
Jennifer FranklinAug 11, 2025
What to do if Gree Fan system fails to start?
- T
  Terri DouglasAug 11, 2025
  If your Gree Fan system isn't starting, here's what you should check: 1. Ensure the power supply is working correctly and that the power lines are properly connected. 2. Verify the transformer terminals at the main board are securely connected. 3. Check the connection between the controller and the main board for any communication errors (E6). 4. Inspect the by-pass damper and the drive for any damper or related part errors (L0). 5. Confirm that the damper control is connected at the main board (L0).
A
Aaron MorganAug 22, 2025
How to fix decreased airflow volume in Gree Fan?
- C
  chasemanuelAug 22, 2025
  If the airflow volume at the air outlet/inlet of your Gree Fan has noticeably decreased, the most likely cause is excessive dust accumulation on the air filter. To resolve this, replace or clean the air filter.
E
elijah31Aug 31, 2025
What to do if Gree Fan air vents make abnormal sounds?
- M
  Michael GuerraAug 31, 2025
  If you notice abnormal sounds coming from the air vents of your Gree Fan, it's likely that the air vent installation is loose. To fix this, re-secure the air vent.

Gree FHBQG-D3.5B-K Specifications

General

Model	FHBQG-D3.5B-K
Category	Fan
Air Flow	Not Available
Noise Level	Not Available
Power Consumption	Not Available
Voltage	Not Available
Weight	Not Available
Dimensions	Not Available
Color	Not Available
Material	Not Available

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