This is an IQ2020 heater relay board, and model years range form 2009-2012.
77118 Heater Relay Board 2009-2012 is for the following models:
| Make | Model | Date Range |
| Hot Spring | Grandee | 2009-2012 |
| Hot Spring | Vista | 2009-2012 |
| Hot Spring | Envoy | 2009-2012 |
| Hot Spring | Vanguard | 2009-2012 |
| Hot Spring | Jetsetter | 2009-2012 |
| Hot Spring | Prodigy | 2009-2012 |
| Hot Spring | Sovereign | 2009-2012 |
| Hot Spring | Aria | 2009-2012 |
| Tiger River | Bengal | 2009-2010 |
| Tiger River | Caspian | 2009-2010 |
| Tiger River | Sumatran | 2009-2010 |
| Tiger River | Bengal Model MM | 2009-2010 |
| Caldera | Tahitian | 2009-2012 |
| Caldera | Niagara | 2009-2012 |
| Caldera | Geneva | 2009-2012 |
| Caldera | Cantabria | 2009-2012 |
| Caldera | Kauai | 2009-2012 |
| Caldera | Salina | 2011-2012 |
| Caldera | Martinique | 2009-2012 |
| Caldera | Elation | 2009-2010 |
| Limelight | Bolt | 2012 |
| Limelight | Pulse | 2009-2012 |
| Limelight | Flair | 2009-2012 |
| Limelight | Glow | 2009-2012 |
| Item | Description | Part # |
| 1 | CONTROL BOARD,ADVENT ORCA 60HZ | 77656 |
| 2 | JUMPER, POWER 2-PIN T-BLOCK | 39192 |
| 3 | JUMPER, POWER 3-PIN T-BLOCK | 39193 |
| 4 | HEATER RELAY BOARD, ORCA 50/60 | 77118 |
| 5 | STRAIN RELIEF, METAL CLAMP | 30105 |
| 6 | PLUG, 0.875" HOLE | 36043 |
| 7 | PUMP CORD | N/A |
| 8 | SMALL HOLE PLUG | N/A |
| 9a | STRAIN RELIEF, SMALL CIRC PUMP | 30098 |
| 9b | STRAIN RELIEF, MEDIUM JET PUMP | 30099 |
| 10 | FUSE, 2A 250V SLO BLO | 34934 |
| 11 | FUSE HOLDER, CONTROL BOX 60HZ | 34506 |
| 12 | I2C COMM, 5-PORT | 74150 |
| 13 | THERMISTOR, CONTROL BULLET | 72493 |
| 14 | THERMISTOR, HI LIMIT ADVENT | 72492 |
| 15 | JUMPER, PROGRAM 2-PIN | 36021 |
| Item | Description | Part # |
| 1 | Kit CBA IQ2020 HSS | 76082 |
| 2 | Kit Control Head HSS '09 | 74959 |
| 3 | Clamp Romex 3/4 | 30105 |
| 4 | Plug Hole 0.875 | 36043 |
| 5 | Bushing Strain Relief 3/8" | 30099 |
| 6 | Strain Releif 3/8" 7k-2 | 30098 |
| 7 | Plug Hole 0.50" | 36044 |
| 8 | Thermostor Hi-Limit | 39525 |
| 9 | Thedrmostor Control | 39530 |
| 10 | Kit Heater Board Replacement | 76071 |
| 11 | Fuseholder | 34506 |
| 12 | Fuse 2 AMP 250V | 34934 |
| 13 | Program Jumper Shunt .100 | 36021 |
| 14 | Kit 12C Comm HUB 8 Port | 74150 |
| 15 | Power Jumper 2 Pin | 39192 |
| 16 | Power Jumper 3 Pin | 39193 |
| Item | Description | Part # |
| 1 | Kit CBA Advent Orca Cal | 76288 |
| 2 | Kit Control Head Cal | 76269 |
| 3 | Clamp Romex 3/4" | 30105 |
| 4 | Plug Hole 0.875" | 36043 |
| 5 | Bushing Strain Releif 3/8" | 30099 |
| 6a | Kit Pump Cord 14/4 2SPD STRS | 72461 |
| 6b | Kit Pump Cord 14/3 1SPD STRS | 72462 |
| 7 | Strain Releif 3/8" 7k-2 | 30098 |
| 8 | Cord Circ Pump | 71434 |
| 9 | Ozone Receptacle | 72474 |
| 10 | Thermistor Hi-Limit | 72492 |
| 11 | Thermistor Control | 72493 |
| 12 | Kit Heater Board Replacement | 76071 |
| 13 | Fuseholder | 34506 |
| 14 | Fuse 2 AMP 250V | 34934 |
| 15 | Program Jumper Shunt .100 | 36021 |
| 16 | Kit 12C Comm Hub 8 Port | 74150 |
| 17 | Power Jumper 2 Pin | 39192 |
| 18 | Power Jumper 3 Pin | 39193 |
| Item | Description | Part # |
| 1 | Kit CBA 1Q2020 HSS | 78039 |
| 2 | Kit Control Head LL | 76845 |
| 3 | Clamp Romex 3/4 | 30105 |
| 4 | Plug Hole 0.875" | 36043 |
| 5 | Bushing Strain Releif 3/8" | 30099 |
| 6 | Strain Releif 3/8" 7k-2 | 30098 |
| 7 | Plug Hole 0.50" | 36044 |
| 8 | Thermistor Hi-Limit | 39204 |
| 9 | Thermistor Control | 39205 |
| 10 | Kit Heater Board Replacement | 77118 |
| 11 | Fuseholder | 34506 |
| 12 | Fuse 2 Amp 250v | 34934 |
| 13 | Program Jumper Shunt .100 | 36021 |
| 14 | Kit 12C Comm Hum 8 Port | 74150 |
| 15 | Power Jumper 2 Pin | 39192 |
| 16 | Power Jumper 3 Pin | 39193 |
