Leica Biosystems EG 1150
Leica Biosystems · Model EG 1150
Constant temperature of the cold plateat-5°C Approx.70 cassette molds capacity Acrylic cover(optional) Height-adjustable, rotary and fold-back clip for activating the paraffin flow with the embedding mold, manually or via foot switch Setting screw for precise paraffin flow rate adjustment. Paraffin flow via gravitational force Spacious, heated work surface with paraffin drain system for interim storage of molds and cassettes Two heated, removable paraffin collecting trays Adjustable temperatures for paraffin reservoir, working surfaces and integrated warming trays, between 55 °C to 70 °C in 5 K increments Enhanced mode, selectable for rapid paraffin melting when working in shifts Programmable on and off timer › Magnifier(optional) Footswitch(optional)
Typical Failure Modes
Compiled for this model from its own documentation and established engineering knowledge for this equipment class - not from a verified service record. Confirm against the manufacturer's service manual.
Paraffin not flowing / dispenser fault
HighSymptoms: No or weak paraffin flow at the dispense nozzle, foot-switch dispense not working.
Root cause: Clogged paraffin strainer, incorrect reservoir melt temperature for the paraffin in use, or a stuck dispense valve.
Zone temperature not holding
HighSymptoms: Reservoir, work surface, warming trays or cold plate off set point, blocks setting poorly.
Root cause: Failed heater element or cold-plate Peltier, a temperature sensor drift, or a control-board fault.
Cold plate not reaching -5 C
MediumSymptoms: Blocks do not set firmly, long cool time.
Root cause: Peltier module or its driver degraded, or fan/heatsink fouled.
Control panel / display fault
LowSymptoms: Missing segments, unresponsive keys, implausible settings, timer not working.
Root cause: Aged display or keypad membrane, or a software fault (check for update).
Serviceable Parts & Consumables
Serviceable items for this model, compiled from its documentation and engineering knowledge for this equipment class. Service class and relative cost are estimates, not manufacturer figures; no part numbers are given. Confirm intervals and pricing against the manufacturer.
Paraffin strainer / filter
Routine consumable; clean or replace on the PM.
Class Frequent wear itemRel. cost $R&R Easy
Paraffin dispense valve assembly
Class Periodic replacementRel. cost $$R&R Moderate
Reservoir / work-surface heater element
Class Major service partRel. cost $$R&R Moderate
Cold-plate Peltier module
Class Major service partRel. cost $$$R&R Difficult
Control panel / keypad membrane
Class Major service partRel. cost $$R&R Moderate
| Part | Service class | Relative cost | R&R difficulty |
|---|---|---|---|
| Paraffin strainer / filter Routine consumable; clean or replace on the PM. | Frequent wear item | $ | Easy |
| Paraffin dispense valve assembly | Periodic replacement | $$ | Moderate |
| Reservoir / work-surface heater element | Major service part | $$ | Moderate |
| Cold-plate Peltier module | Major service part | $$$ | Difficult |
| Control panel / keypad membrane | Major service part | $$ | Moderate |
Relative cost: $ lowest · $$$$ highest service-part cost for this equipment class. Not a price.
Error Codes
Extracted directly from this unit's own service manual.
-- : --EG 1150 H is in warm-up phase (program mode).
No corrective action required. At some point during the warm-up phase, the EG 1150 H display indication will automatically switch from status line indication -- : -- to time indication. The total duration of the warm-up phase is 4 hours.
E : 01Program and time lost.
- Acknowledge error by pressing any button. - Display settings must be programmed again by the user, --> see instruction manual. - These settings are not saved and will therefore be lost when the instrument is switched off! - Exchange control panel.
Troubleshooting Approach
A starting sequence for this model, compiled from its documentation and engineering knowledge for this equipment class. Follow the manufacturer's service documentation for the actual procedure.
Symptom: Paraffin will not dispense
- Confirm the reservoir is full and the melt temperature matches the paraffin actually in use.
- Check and clean the paraffin strainer.
- Verify the dispense clip / height-adjustable arm operates the valve; test both manual and foot-switch dispense.
- If flow is still blocked, inspect and clear the dispense valve and nozzle.
- Confirm steady, adjustable flow before returning to service.
Symptom: A heated zone is off temperature
- Note which zone (reservoir, work surface, tray, cold plate) and its displayed vs set value.
- Power-cycle and check the installed software version for an update.
- Measure the zone temperature with a reference probe.
- Isolate heater element vs sensor vs control board using resistance checks per the service manual.
- Replace the failed element or sensor and re-verify all zones.
Technical Specs
- Height
- 360 mm
- Weight
- 23 kg
- Width
- 360 mm
Documents & Manuals
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