Installation Instructions Document No. 129-140 October 3, 2017 Retrostat Kits for Honeywell D/N or H/C Thermostats Product Number Product Description The Retrostat kits convert a Honeywell day/night or heating/cooling pneumatic thermostat to a POWERS™ Controls direct or reverse acting, twopipe, dual temperature pneumatic device.
Document No. 129-140 Installation Instructions October 3, 2017 Prerequisites • • • NOTE: • • Installation Review all of these instructions before you begin installation. Check job drawings for any site-specific information. Removing Existing Thermostat Verify the existing thermostat installation has its supply and return air lines connected properly. 3. Place a piece of tape on the supply air line to identify it. Supply is the Powers term for main air and Return is the term for branch air.
Document No. 129-140 Installation Instructions October 3, 2017 3. Place the multi-slotted metal plate into the adapter frame, if required. Attach the multislotted plate to the terminal head or the wall using screws and slots shown in Figures 2 through 13. 4. Loosely screw adapter base to the multi-slotted plate. 5. Draw plastic tubing through the multi-slotted plate and the adapter base. Install the plug-in adapters on the wall plate. 6.
Document No. 129-140 Installation Instructions October 3, 2017 Figure 1. Typical Thermostat Installation. Page 4 of 10 Siemens Industry, Inc.
Document No. 129-140 Installation Instructions October 3, 2017 NOTE: Adapter Base and Plug-In Adapter (2) not shown. See Figure 1 for proper installation. Figure 2. TP901A, B Flush Fitting. NOTE: Adapter Base and Plug-In Adapter (2) not shown. See Figure 1 for proper installation. Figure 3. TP901A, B Plaster Back. Siemens Industry, Inc.
Document No. 129-140 Installation Instructions October 3, 2017 NOTE: Plug-In Adapter (2) not shown. See Figure 1 for proper installation. Figure 4. HO, HP, TP, TRO900 B Surface Box. NOTE: Adapter Base and Plug-In Adapter (2) not shown. See Figure 1 for proper installation. Figure 5. HO, HP, TP, and TRO900 Flush Box. Page 6 of 10 Siemens Industry, Inc.
Document No. 129-140 Installation Instructions October 3, 2017 NOTE: Retainer (2), Adapter Base, and Plug-in Adapter (2) not shown. See Figure 1 for proper installation. Figure 6. TP931 Flush Electrical Box. NOTE: Retainer (4), Adapter Base, and Plug-in Adapter (2) not shown. See Figure 1 for proper installation. Figure 7. TP970 through TP974 Shallow Wall Box with Plaster Ring. Siemens Industry, Inc.
Document No. 129-140 Installation Instructions October 3, 2017 NOTE: Retainer (2), Adapter Base, and Plug-in Adapter (2) not shown. See Figure 1 for proper installation. Figure 8. TP970 through TP974 Deep Wall Box. NOTE: Retainer (2), Adapter Base, and Plug-in Adapter (2) not shown. See Figure 1 for proper installation. Figure 9. TP410, TP910 through TP924, and TP933 Flush Banjo. Page 8 of 10 Siemens Industry, Inc.
Document No. 129-140 Installation Instructions October 3, 2017 Figure 10. TP410, TP910 through TP924, and TP933 Mortar Joint. Figure 11. TP901C Mullion or Partition. Siemens Industry, Inc.
Document No. 129-140 Installation Instructions October 3, 2017 Figure 12. Terminal Head Removed with 1/8-inch O.D. Copper Tubing. Figure 13. Terminal Head Removed with 3/16-inch O.D. Copper Tubing. Information in this publication is based on current specifications. The company reserves the right to make changes in specifications and models as design improvements are introduced. Retroline is a registered trademark of Siemens Industry, Inc.
