Replacement Parts List

11 910
7
8
2
5
1
4
3
6
Parts for 74X and GT-199X Series (out of production)
Sea-Level Program Chip
Fuel
Type
RTG-74X
RTG-74X-1
RTGL74X-1
RTG-74X-2
RTGL74X
†
GT-199X GT-199X-1 GT-199X-2
Natural RTG20006EN RTG20006RV RTG20006TN RTG20006JL RTG20006SB RTG20006TV
LP RTG20006EM RTG20006RY RTG20006TS RTG20006JK RTG20006SE RTG20006TY
High Altitude Program Chips - 3281 - 6560 Feet
Fuel
Type
RTG-74X
RTG-74X-1
RTGL74X-1
RTG-74X-2
RTGL74X
†
GT-199X GT-199X-1 GT-199X-2
Natural RTG20006EK RTG20006RW RTG20006TP RTG20006JN RTG20006SC RTG20006TW
LP RTG20006EH RTG20006RZ RTG20006TT RTG20006JM RTG20006SF RTG20006TZ
Ultra High Altitude Program Chips - 6560 - 9840 Feet
Fuel
Type
RTG-74X
RTG-74X-1
RTGL74X-1
RTG-74X-2
RTGL74X
†
GT-199X GT-199X-1 GT-199X-2
Natural RTG20006EL RTG20006RX RTG20006TR RTG20006JR RTG20006SD RTG20006TX
LP RTG20006EJ RTG20006SA RTG20006TU RTG20006JP RTG20006SG RTG20006UA
Accessories
Remote Controls
RTG20006DW UMC-117 Main Remote Control
RTG20006DU USC1-117 Bath Remote Control
RTG20006DV USC2-117 Second Bath Remote Control
Service Valves
RTG20220 Tankless Service Valve Kit with Relief Valve
RTG20220AB Tankless Service Valve Kit with Relief Valve - California Code
Relief Valve
AP12993C Pressure Relief Valve
EZ-Link™ Cable
RTG20040 6-ft. EZ-Link™ Cable
38 | for Rheem, Ruud, Rheem-Ruud, Richmond, EcoSense and Paloma tankless water heaters