Application Notes
Masterlux Application Notes / Installation Instructions
- Handling Procedures for Electrostatic Discharge Sensitive Devices:
- Tips on applying PWM signal to SIERRA 24/48V and 48V controllers:
- Battery Powered Application Tips:
- SIERRA Foldover Terminal Installation Guide:
- Using SIERRA Compressors at a Fixed Speed:
- SIERRA 12/24V Assembly Instructions:
- SIERRA 24/48V Assembly Instructions:
- MESA AC Installation Instructions:
- MESA DC Installation Instructions:
- ATLAS Installation Instructions:
- MESA/ATLAS Manual Function Control Instructions:
FAQs
What type of compressor heater should be used with SIERRA and compressors?
- We recommend Tutco compressor heaters (Model #CH-184)
Where can I find PVE oil used in the SIERRA compressors?
- You can purchase the oil from a Nu Calgon distributor
- http://www.nucalgon.com/products/oils/pve-lubricants
| PVE Oil | Packaging Size | Part Number |
|---|---|---|
| FVC68 | 6x1 Quart Case | 4319-24 |
| FVC68 | 4x1 Gallon Case | 4319-26 |
Please contact your Masterflux representative for answers to any of your questions
Product Bulletins
- Sierra 24/48V and 48V controller PCB color change:
- Cascade Compressor Housing Change:
- Sierra Compressor Terminal Change:
- Sierra Controller Harness Change:
- Sierra Motor Change:
- SIERRA02-0434Y3
- SIERRA03-0434Y3
- SIERRA06-0434Y3
- SIERRA03-0982Y3
- SIERRA06-0982Y3
- SIERRA10-0982Y3
- SIERRA 025F0xxx-xx Controller Change:
Engineering Policies
| Number | Technical Document Name | Download |
|---|---|---|
| EP1 | Off Cycle Heat | |
| EP2 | Control of Return Gas | |
| EP4 | Heat Pumps Reverse Cycle | |
| EP5 | Load Limits for Rubber Mounting Grommets | |
| EP8 | Precaution for usage of Direct Suction Compressors | |
| EP13 | Rotary Application Guidelines Commercial Refrigeration | |
| EP14 | Rotary 3 Phase Rotation | |
| EP15 | Refrigerant Charge for Rotary Compressors | |
Engineering Policy Bulletins
| Number | Technical Document Name | Download |
|---|---|---|
| PB104 | Refrigerant Charge Limitations | |
| PB105 | Compressor Oil Specification | |
| PB107 | Effect of Liquid Refrigerant in the Compressor | |
| PB112 | Compressor Reliability in Heat Pumps | |
| PB117 | Application Precautions in PTAC and Water to Air Heat Pumps | |
| PB118 | HBP Rotary Application Parameters | |
| PB119 | Hermetic Compressors in Water Related Applications | |
| PB120 | Usage of Direct Suction Compressors | |
| PB124 | Flammable Refrigerant | |
| PB125 | Application Guidelines for Commercial Refrigeration Systems using Rotary Compressors | |
| PB126 | Rotary Application Parameters RG | |
| PB128 | Application Guidelines for Low Temp Commercial Refrigeration Systems using Rotary Compressors | |
| PB132 | SIERRA Tilt Requirements | |
Guidelines and Recommendations
| Number | Technical Document Name | Download |
|---|---|---|
| N/A | Tecumseh Alternate Refrigerant Position Letter | |
| RD0001E | Regrigerant Matrix | |
| RD0002E | R22 Alternate Refrigerant Selection Guidelines | |
| RD0003E | Service Guidelies HCFC R22 to HFC Blends | |
| N/A | Guidelines for Utilization of R134a | |
| N/A | Guidelines for Utilization of R410A | |
| N/A | Guidelines for Utilization of R404A and R452A | |
| N/A | Guidelines for Utilization of R407C | |
| N/A | Guidelines for Utilization of R600A and R290 | |
| ER1 | Refrigerant Line Sizes for Remote Systems | |
| ER3 | Cap Tube Sizing | |
| ER8 | Refrigerant Line Sizes for Remote Systems | |
| ER9 | System Design Considerations for Good Oil Return on Commercial Systems | |
| ER10 | Machine Compartment Design in Cabinets | |
| ER11 | Refrigerant Filter-Driers | |
| ER12 | Accumulators | |
| ER13 | Heat Pump Water Heater | |
| ER15 | Factory Test Pressures | |
| ER16 | Compressor Cycling | |