| Expanded View (Diagram 1) | 
| Item # | Description | Part # | 
| 1 | 500,000 BTU ModCon Module | 7350P-006 | 
| 2 | Burner Assembly (Burner Door, Flapper Valve, Burner, Burner Gasket) | 7350P-442 | 
| 3 | M6 Nut - Burner Door | 7500P-067 | 
| 4 | Flame Rectification Probe (with Gasket) | 7350P-023 | 
| 5 | Spark Electrode (with Gasket) | 7350P-266 | 
| 6 | Gasket - Flame Rectification Probe / Electrode | 7250P-005 | 
| 7 | M4 X 8MM Stainless Steel Screw - Probes | 7250P-069 | 
| 8 | Gasket - Blower Motor to Flapper Valve | 7350P-274* | 
| 9 | M5 X 12MM Allen Cap Screw - Blower (not shown) | 7250P-206 | 
| 10 | Combustion Blower Motor | 7350P-159 | 
| 11 | Air / Gas Mixer Assembly | 7350P-630 | 
| 12 | M5 X 12MM Allen Cap Screw - Air / Gas Mixer | 7250P-478 | 
| 13 | Washer - Air / Gas Mixer | 7450P-115 | 
| 14 | 3/4 in. Flare X 3/4 in. BSPP Fitting | 7450P-138* | 
| 15 | 3/4 in. Flare Flex Hose | 7600P-152* | 
| 16 | 3/4 in. Flare X 3/4 in. NTP Adapter | 7450P-143 | 
| 17 | 3/4 in. NPT Elbow | 7350P-083* | 
| 18 | 3/4 in. NPT X Close Nipple - Zinc Phosphate Coated | 7350P-101* | 
| 19 | 3/4 in. Gas Ball Valve | 7350P-079* | 
| 20 | M5 X 25MM Stainless Steel Socket Cap Screw - Switch Block | 7250P-061* | 
| 21 | Gas Pressure Switch Block (Left) | 7350P-075 | 
| 22 | High Pressure Gas Switch with O-Ring (Optional) | 7350P-035 | 
| 23 | Gas Valve | 7350P-033 | 
| 24 | Silicone O-Ring #127 - Switch Block | 7350P-077 | 
| 25 | Gas Pressure Switch Block (Right) | 7350P-076* | 
| 26 | Low Pressure Gas Switch with O-Ring (Optional) | 7350P-036 | 
| 27 | 3/4 in. X 4-1/2 in. Nipple - Zinc Phosphate Coated | 7350P-081* | 
| 28 | 3/4 in. X 1-1/2 in. NPT Reducing Coupling Black Iron | 7350P-110* | 
| 29 | Thermal Fuse | 7350P-626 | 
| 30 | 1/8-27 NPT Plug - Switch Block | 7350P-078* | 
| 31 | 2 in. NPT Nipple | 7350P-102* | 
| 32 | Ceramic Refractory (Locateds inside end of module) | 7250P-162 | 
| 33 | Temperature Limit Switch | 7450P-085 | 
| 34 | Vent Adapter | 7350P-219 | 
| 35 | Burner Door Gasket (not shown) | 7350P-460 | 
| 36 | Rope Gasket (not shown) | 7350P-465* | 
|  | Harness Voltage Divider (not shown) | 7350P-800 | 
| . |  |  | 
| Side  View (Diagram 2): | 
| Item # | Description | Part # | 
| 41 | ECO High Limit Sensor (with O-Ring) | 7500P-033 | 
| 42 | O-Ring - ECO High Limit Sensor | 7500P-100 | 
| 43 | Sensor NTC | 7450P-280 | 
| 44 | ECO Switch - 190 Degrees | 7500P-002 | 
| 45 | 2 in. Inlet / Nipple (with O-Ring) | 7350P-004 | 
| 46 | O-Ring - Inlet / Outlet Nipple | 7350P-072 | 
| 47 | 2 in. Inlet Nipple Clip | 7350P-015 | 
| 48 | 2 in. Outlet Nipple (with O-Ring) | 7350P-002* | 
| 49 | 3/4 in. NPT X 3 in. Nipple - Brass | SN1018* | 
| 50 | 150 # Relief Valve - 3/4 in. NPT | 7350P-065 | 
| 51 | Flue ECO Switch - 160 Degrees | 7250P-739 | 
| 52 | Condensate Collector Body | 7350P-613 | 
| 53 | Condensate Overflow Switch | 7350P-167 | 
| 54 | 2 in. PVC Plug | 7350P-113 | 
| 55 | Drain Valve | 7350P-277* | 
| 56 | Temperature / Pressure Gauge | 7250P-499 | 
| 57 | Pressure Switch | 7250P-150 (new # 64980007) | 
| 58 | Plastic Tubing 3/16 in. ID X 5/16 in. OD X 12 in. | 7000P-805 (new # 64980021) | 
| 59 | Stainless Steel Barbed Fitting 1/4 in. Hose X 10-32 | 7250P-154 (new # 64980137) | 
| 60 | O-Ring, Silicone 2-007 - Barbed Fitting | 7250P-152 | 
| 61 | Flow Switch Kit for ModCon VWH | 7250P-517 | 
| . |  |  | 
| Cabinet Parts / Control Board (Diagram 3): | 
| Item # | Description | Part # | 
| 71 | ModCon Frame | 7350P-040* | 
| 72 | Leveling Foot / Mount Kit (Single Models only) | 7250P-673 | 
| 73 | Jacket Mounting Bracket | 7250P-316* | 
| 74 | #10 X 1/2 in., Self Taping Screw | 7350P-063 | 
| 75 | Jacket - Bottom (with Screws) | 7350P-315* | 
| 76 | Jacket - Left Side (wth Screws) | 7350P-313 | 
| 77 | Jacket - Right Side (with Screws) | 7350P-314 | 
| 78 | Jacket - Rear (with Screws) | 7350P-049 | 
| 79 | Jacket - Top (with Screws) | 7350P-312* | 
| 80 | Jacket - Front (with Screws) | 7350P-047 | 
| 81 | Jacket - Lower Right (with Screws) | 7350P-048 | 
| 82 | Jacket - Upper Front (with Membrane, Screws) | 7350P-046* | 
| 83 | Power Switch | 7500P-087 | 
| 84 | Display Board | 7450P-028 | 
| 85 | Electrical Box | 7350P-042* | 
| 86 | 926 Control Board - Top | 7350P-1306 | 
|  | 926 Control Board - Bottom | 7350P-1307 | 
| 87 | Field Connection Board | 7350P-070 | 
| 88 | 6-32 X 1/4 in. Pan Head Screw | 7500P-115 | 
| 89 | Relay Board | N/A | 
| 90 | Fuse - Control Board - 6.3 AMPS | 7250P-378 | 
| 91 | Fuse - Connection Board - 3.15 AMPS | 7350P-129 | 
| 92 | Electrical Box / Access Panel Cover | 7350P-062 | 
| 93 | Air Inlet Bracket | 7350P-103 | 
| 94 | 120V Wiring Harness (Location) | 7350P-632 | 
| 95 | Low Voltage Wiring Harness (Location) | 7350P-740 (new # 7350P-737) | 
| 96 | Blower Wiring Harness (Location) | N/A | 
| . |  |  | 
| External Parts Blowout (Diagram 4) | 
| Item # | Description | Part # | 
| 101 | Adapter, Offset, 2 deg., Stainless Steel | 7350P-328* | 
| 102 | Eccentric, Female, 2 deg., Stainless Steel | 7350P-336* | 
| 103 | Tee, Boot, Exhaust, Stainless Steel | 7350P-335* | 
| 104 | Tapered Increaser, Stainless Steel | 7350P-334* | 
| 105 | Custom Piece, 12 in. Long, Stainless Steel | 7350P-330* | 
| 106 | Vent Length, Stainless Steel | 7350P-332* | 
| 107 | Elbow, 88 deg., Stainless Steel | 7350P-331 | 
| 108 | Adapter, FNS, Stainless Steel | 7350P-329* | 
| 109 | Return Manifold | 7350P-376 | 
| 110 | Supply Manifold | 7350P-377* | 
| 111 | Assembly Gas Piping | 7350P-743* | 
| 112 | Leveling  Foot / Mount Support | 7350P-317 | 
| 113 | Stacking Assembly | 7350P-616 | 
| 114 | Cat 5 Cable (Not Shown) | 7350P-745* | 
| 115 | System Sensor | 7250P-667 | 
| 116 | Shut-Off Ball Valve | 7350P-281* | 
| 117 | System Temp Sensor Kit (not shown) | 7350P-746 | 
| . |  |  | 
|  | See ModCon Accessories - PC connection, vent kits, mesh screens, etc. | 
| . |  |  |