The Combustible Gas Leak Detector has a 16” gooseneck probe to find leaks in hard-to-reach areas. It’s adjustable alarm, one-hand operation with thumb-controlled sensitivity adjustment, and impact-resistant storage case add up to value and convenience.
REED GD-3300 Specifications
| Sensitivity | 50 ppm methane |
| Response Time | < 2 seconds |
| Alarm Limit | At 10% LEL for methane (can be calibrated for other concentrations or gases up to 40% LEL) |
| Power Supply | 3 x “C” batteries |
| Battery Life | 8 hours of continuous use |
| Probe Length | 16″ gooseneck |
What’s included with the REED GD-3300
- GD-3300 Combustible Gas Detector
- Batteries
- Earphone Jack (for noisy environments)
Replacing the Batteries
Replace your 1.5 volt /size R14C(B) alkaline batteries when:
- The green READY light off
- No light or other activity occurs upon turning the instrument on
To replace the batteries:
- Lay the instrument face-down on a back face.
- Remove the battery cover. Apply upward pressure to the tab at the bottom of the battery cover while lifting it out.
- Remove the batteries using a coin or screwdriver, if necessary, to pry them out.
- Replace all three batteries with new ones.
Replacing the Sensor
Although the sensor is designed to offer many years of reliable service, it may become inoperable if it is submerged in liquid or otherwise physically damaged. To replace sensor:
- Turn the instrument off
- Remove the upper tip guard by pressing straight up from the alignment notch that separates the two halves of the tip guard.
- This is a sturdy component, but use caution bending its leads.
- Pull the sensor straight up from its tip housing.
- Replace the sensor, pressing it straight in.
- Reassemble in reverse order.
