3
Replacement Parts
Ordering Parts
When reporting shortages or damages, or ordering repair parts, give the complete unit model
and serial numbers as stamped on the unit’s nameplate. The models are:
Model HGC702884: Ares Garden Heater NG
Model HGC702886: Ares Garden Heater LP
Replacement parts for this appliance are available through your contractor or local distributor.
SERVICE PARTS DEPARTMENT
Hawthorne Hydroponics, LLC
Division of HAWTHORNE GARDENING COMPANY
3204 NW 38th Cir, Vancouver, WA 98660, United States
This product has two important parts that need to be replaced every year: Oxygen Sensor and
Silicon Nitride Hot Surface Igniter. Please contact service parts department for more
information.
Replacing parts
①
Replace the Oxygen Sensor
1. Unscrew the four screws at the back side of the sensor and open the upper cover;
2. Unscrew the two screws on the probe fixing shell A, pull out the shell A, and then
pull out the old oxygen probe B of the oxygen sensor;
3. Replace the oxygen sensor probe with a new one and install it back according to
the original position.
Note
：
Oxygen sensors need to be replaced annually.