Check the listing for details. Hellenbrand Timer 108809 for Iron Curtain ProMate - NEW! FAST SHIP! GUARANTEED!. Condition: New. Listed at 119.99 USD. Hellenbrand Timer 108809 for Iron Curtain and ProMate-6. Brand new overstock, still in box. Has your system stopped cycling automatically? Or has the cycling become erratic? It is easy to replace your timer! This latest hardware revision ensures the best service life possible by resolving weaknesses in older timer models. These are able to replace all older versions including Hellenbrand 108809, Macromatic MAP120-E-161 and Macromatic TR-55122-E-161. Fast shipping, including overnight options, available at checkout. Buy with confidence, parts are guaranteed to work! NEW! FAST SHIP!. Directions: (Please consult system manual as needed and take appropriate safety measures.) 1. Remove power from the system.2. Unscrew the cover on the box where the iron curtain Logo/sticker are located.3. Pull/wiggle the timer up out of its socket. This may take some force and patience, but the timer will come free.4. Make note of the setting of the timing dial on the top of the timer.5. Set the dial on the new timer to the desired cycle time setting, if you are unsure then set to the same setting as the old timer.6. Line up the new timer (ensure alignment key is aligned with keyway in socket) and press into socket.7. Replace the cover and tighten the screws.8. Restore power and test system.