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Table Of Contents

The following instructions address the adjustment of the appliance gas valve for Natural Gas and Propane. Be sure to

review and comply with all SAFETY WARNING labels as noted below.

• Instructions are intended for a qualified installer or

service technician only.

• Read all instructions before proceeding.

• Follow instructions in proper order.

If an analyzer is not available, DO NOT

make any adjustment to the gas valve. Recommended

Tools:

• Flat Head Screwdriver

• T40 Torques key

• Calibrated Combustion Analyzer

Subject:

Gas Valve Adjustment Instructions

for Natural Gas and Propane

Date: 12/6/2021 EB073

Summary of content (7 pages)

PAGE 1
Subject: Gas Valve Adjustment Instructions for Natural Gas and Propane Date: 12/6/2021 EB073 The following instructions address the adjustment of the appliance gas valve for Natural Gas and Propane. Be sure to review and comply with all SAFETY WARNING labels as noted below. • Instructions are intended for a qualified installer or service technician only. • Read all instructions before proceeding. • Follow instructions in proper order.
PAGE 2
Diagram 1 - Gas Valve Diagram Table 1 – Combustion Tolerance
PAGE 3
1. Preliminary Checks a. Sample probe must be inserted sufficiently, and ensure sampling is correct when CO2/O2 readings are measured (refer to Fig.1 for probe position and insertion). b. Appliance must be operating in service mode at 100% for high fire and 1% for low fire when CO2/O2 values are measured (Fig.2 / 3). Heating circuit should have all circulation pumps operating, providing sufficient flow through the appliance. c.
PAGE 4
Triangle Instinct Solo/Combi Gas Valve Adjustment Instructions 2. High Fire Adjustment (Throttle) Fig .6 a. Operate boiler to High Fire 100% in service mode (Fig.6). b. Alter High Fire adjuster (throttle) (fig.7) in ¼ incremental steps until CO2 is within specified tolerance (as per table 3). c. Wait for stable combustion reading between each adjustment.
PAGE 5
3. Low Fire Adjustment (Offset) a. Operate appliance at low fire 1% in service mode (Fig.9). b. Ensure the boiler is at low fire under a stable operating condition whilst monitoring CO2/O2 values. c. If low fire CO2/O2 values are still below tolerance, record Low Fire CO2/O2 in Table 4 – Section 2B Fig .
PAGE 6
Instinct model Number: Serial Number: Date of Installation: Fuel: Natural gas Propane 2.Combustion Readings After high fire Adjustment 1.Combustion Readings Before Adjustment 1.A High fire CO2 O2 3.Combustion Readings After Low Fire Adjustment CO2 CO2 2.A High fire CO 3.A High fire O2 CO O2 CO CO2 measurement should be increased no greater than 1% via offset adjustment from previous reading at low fire (column 2. After Throttle Adjustment) 1.B Low fire CO2 O2 2.
PAGE 7
Please contact technical support at techsupport@triangletube.com (856) 228-8881 x575 with any questions. Triangle Tube - 1240 Forest Parkway, Suite 100 - West Deptford, NJ 08066 Tel: (856) 228-8881 - Fax: (856) 228-3584 - e-mail: info@triangletube.