Honeywell VR8215S - User Manual

INSTALLATION INSTRUCTIONS
69-2253-07
VR8215S,T Single Stage
VR8215Q,N Two Stage
Direct Ignition Gas Controls
APPLICATION
The VR8215S,T Single Stage and VR8215Q,N Two
Stage Direct Ignition Gas Controls are used in gas-
fired appliances with up to 150 ft
3
/hr capacity at 1 in.
wc pressure drop on natural gas. They have been
optimized for direct ignition applications and include
a on/off switch and a pressure regulator.
• Valve capacities are shown in Table 1.
• Table 2 provides gas capacity conversion factors.
• For suffix letter designation, see Table 3.
Table 1. Valve Capacity.
a
a
Capacity based on 1000 Btu/ft
3
, 0.64 sp gr natural gas at 1 in. wc pressure drop (37.3 MJ/m
3
, 0.64 sp gr
natural gas at 0.25 kPa pressure drop).
b
Minimum regulation for LP gas is 30,000 Btu/h (0.85 m
3
/hr).
Table 2. Gas Capacity Conversion Factor.
Table 3. Model Number Suffix Letter Designation.
Options:
3/16 in. (4.8 mm) and 1/4 in. (6.4 mm) male quick-
connect ground terminals.
Barbed vent fittings for seated combustion:
Single stage: 1/8 in. (3.2 mm) and 1/4 in. (6.4 mm)
Two stage: 1/4 in. (6.4 mm)
SPECIFICATIONS
Body Pattern: Straight through; see Table 1 for inlet
and outlet size.
Electrical Ratings:
Voltage and Frequency: 24 Vac, 50/60 Hz.
Current Draw:
Single Stage: 0.5 A.
Two Stage: 0.9 A.
Field Wiring:
Single Stage: Two 1/4 in. spade quick-connect terminals.
Two Stage: Molex and spade quick-connect terminals
(two 1/4 in. and one 3/16 in.).
Capacity: See Table 1.
Conversion:
Use conversion factors in Table 2 to convert
capacities for other gases.
Regulation Range: See Table 6.
Natural-LP Gas Conversion Kits: See Table 4.
Approvals:
CSA Design Certificate #112395.
(-40 °F to +175 °F; -40 °C to +79 °C)
Australian Gas Association Certificate #7960.
(single stage only) (-20 °C to +79 °C only)
Outlet: Class 2, Grade 20 pressure regulator
Auto shutoff valve function: Class 3
Model
Size
Inlet x
Outlet
(in. NPT)
AGA Certified Capacity
for Natural Gas
AGA Certified
Minimum Regulation
for Natural Gas
AGA Certified
Maximum Regulation
for Natural Gas
ft
3
/hr m
3
/hr ft
3
/hr m
3
/hr ft
3
/hr m
3
/hr
VR8215 1/2 x 1/2 150 4.25
15
b
0.42 200 5.66
Gas Specific Gravity
Multiply Listed
Capacity By
Manufactured 0.60 0.516
Mixed 0.70 0.765
Propane 1.53 1.62
Regulation
Model Number
Suffix Letter
Pressure
Regulator Type
Single Stage
SStandard
TSlow Opening
Two Stage
QStandard
NSlow Opening

Summary

Installation Procedures

Installation Preparation and Warnings

Piping and Control Installation

Wiring Connections

Wiring Important Notes and Warnings

Startup and Checkout Process

Gas Leak Testing Procedure

Detailed procedure for performing a gas leak test to ensure system safety.

Gas Input and Burner Ignition Check

Steps for verifying and adjusting gas input and ensuring proper burner ignition.

Safety Shutdown Testing

Maintenance and Service

Service Warnings

Critical warnings against disassembling the gas control and avoiding equipment damage.

Troubleshooting: No Main Burner Operation

Converting Gas Control from Natural to LP Gas

WARNING: Fire Or Explosion Hazard

Critical warnings about fire or explosion hazards during gas conversion procedures.

Single Stage Conversion and Regulator Adjustment

Steps for converting single stage controls and adjusting their pressure regulators.

Two Stage Gas Control Conversion and Adjustment

Two Stage Conversion Steps

Two Stage Regulator Adjustment

Instructions to the Homeowner

WARNING: Fire or Explosion Hazard

Critical safety warnings for homeowners regarding gas appliance operation and leaks.

To Turn ON Appliance

Honeywell VR8215S Specifications

General

Type	Gas Valve
Voltage	24V AC
Connection Type	Threaded
Material	Aluminum
Gas Type	Natural Gas or LP Gas
Inlet/Outlet Size	1/2 in. NPT x 1/2 in. NPT
Connection Size	1/2 in.