Eltek Transducer Retrofit - Steam Series

Eltek Transducer Retrofit - Steam Series


SLAYER Steam & Steam X
Technician's retrofit guide for SLAYER Steam Series.


Alert
SLAYER recommends all service be performed by an experienced SLAYER Espresso trained technician. For a technician reference near you, please contact SLAYER Support at (206)-284-7171 (#1 in Directory) or email support@slayerespresso.com.

Objective:
Update legacy Steam Series machines to current Eltek transducer assembly, firmware, and appropriate hardware. Retrofit requires firmware version SteamX 1.05 or newer. 

Info
If the SLAYER Steam is not operating off the current firmware (SteamX 1.07) or is utilizing a Honeywell transducer, please contact SLAYER's Customer Service team at orders@slayerespresso.com to begin the update process. 

Time:
  1. 45 mins to 1 hour
Parts:
  1. 99005-17010 Eltek Transducer Assembly
  2. 40015-32010 Eltek Transducer Tube
  3. 42000-34705 Nut for 1/4" Tube OD Easy-Align Brass Compression Tube Fitting
  4. 30015-10041 RAST Cable
  5. 42005-10010 Serto Fitting, Eltek Transducer
Additional Parts: *Contact Slayer Customer Service or Technical Support.*
30005-10080 Main Brain
or
Firmware Updater

Tools:
  1. #2 Philips Head Screw Driver
  2. 1/2" Wrench
  3. 12mm Wrench
  4. Adjustable Wrench
Step 1:
  1. Turn OFF heaters and depressurize steam tank.
  2. Turn OFF machine.
    1. Breaker switch and main power switch.
  3. Verify all parts are on hand upon arrival of the transducer retrofit kit.
Step 2:
  1. Remove cup tray, right side, and rear panels to expose transducer and electronics assembly.
  2. Unplug old transducer from board, CN30, followed by removing copper line and assembly from steam tank.
Step 3:
  1. Attach Etlek Serto compression, 12mm, to copper tube.
  2. Install assembled copper line to fitting on steam tank.
    1. Orientation of copper line detailed in image below.

Info
Tighten compression fittings appropriately: Finger tight followed by a quarter turn with correct wrench. If more tightening is necessary, proceed with small incremental turns.
  1. Connect and route RAST cable to transducer and port, CN30, on board.
Step 4:
  1. Turn ON main power switch.
  2. Verify ball valve drains are closed and breaker switch is OFF.
  3. Allow autofill cycle to complete.
  4. Run water through groups and confirm brew group saturation.
  5. Enter menu and scroll to setting Max Pressure. Confirm setting is set to correct hardware:
    1. Eltek - 2 BAR
    2. Honeywell - 100 PSI
  6. Switch ON heating elements in Advanced Menu.
  7. Switch ON breaker switch.
    1. Machine will begin to heat and reach operating steam pressure in 15-20 minutes.

Questions or concerns? Please contact: support@slayerespresso.com

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