The following spare parts are available for this model:
28-50-038 - Green Neon Lamp,
03-25327-01 - Lockout Reset circuit Board,
60-61997 - LED Lamp,
60-61998 - Lockout Reset Switch,
03-24976-02 - Gas Valve Flange & O Ring Assy,
1030638 - Ignition Transformer,
1037440 - Probe Mounting Gasket Kit,
1030499 - Gas Valve,
1030864 - Gas Valve Lead,
1030764 - Venturi Kit,
1031960 - LC3 Limit Stat (Standard Hand & Opposite Hand),
1037453 - Chamber Insulation Kit, F(12),
1031224 - Premix Burner,
1037461 - Combustion Fan Kit,
1038140 - Ignition Controller Kit For RHC21 8100-12,
1038085 - Probe Assembly Kit Complete (Not for RHC21-4024-05),
1037360 - NO LONGER AVAILABLE Burner Face Insulation / Burner Face gasket OBSOLETE,
03-24959 - LC3 Limit Stat (Opposite Hand)