Details
Overview
The Moyer Diebel 501HT (70) is a high-temperature undercounter dishwasher equipped with a powerful 70 °F (39 °C) booster heater, delivering a consistent 180 °F final rinse using minimal water. Designed for commercial operations requiring fast, efficient cleaning in tight spaces, it supports up to 25 racks per hour using only 1.5 Imp gal (~6.8 L) per rack thanks to efficient fill‑and‑drain operation
Specification
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Model: 501HT (70 °F booster) with 9 kW Hydro Flow booster and 2 kW tank heater for optimal wash temp (~150 °F)
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Throughput: ~25 racks/hour (~141 s total cycle, 90 s wash, 26 s rinse, 25 s drain/fill)
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Water usage: ~0.79 US gal (1.5 Imp gal, ~6.8 L) per rack; ~31.9 Imp gal/hour (≈145 L/h) max
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Tank: 316 stainless steel, fill‑and‑drain operation – rinse water becomes the next wash water
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Door opening: ~15¾″ (400 mm) clear opening to accommodate trays and racks
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Electrical: 9 kW booster; single‑phase amps ~43 A (208–240 V) requiring 50 A breaker; three‑phase optional (~29–33 A, 35–40 A breaker)
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Construction: Stainless steel frame, soft‑start 1 HP pump motor, sealed feather-touch controls, insulated panels for heat retention
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Certifications: NSF, cETLus listed, one-year parts & labor warranty
Features
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Vari‑Cycle™ control: User‑selectable wash times for flexibility with different soil levels or load types. Supports a 15-minute scrub (extended wash) mode for heavy-duty cleaning
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Rinse Sentry: Ensures rinse water always meets 180 °F before timing begins to guarantee sanitationSoft‑start pump: Lower noise on startup and protects delicate glassware or dishes from breakage
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Auto-clean & delime cycles: Includes auto-clean at shutdown and scheduled deliming with alerts to maintain performance & hygiene
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Service diagnostics: Solid-state displays include temperature readouts and error alerts to ease maintenance
Manufacturer Information
Moyer Diebel, part of the Ali Group, is a reputed North American provider of commercial dishmachines engineered for reliability and sanitizing performance. The 501HT features the Hydro Flow booster system, Vari‑Cycle, Rinse Sentry and heavy-duty construction. It carries a standard one-year warranty; registration is required within ten days of installation
FAQ
What rinse temperature does it reach?
The booster heater raises rinse water to ~180 °F (82 °C), meeting NSF standards with Rinse Sentry control ensuring accurate sanitization
How many racks per hour can it process?
Approximately 25 racks/hour on the standard 141-second cycle. Extended scrub mode is available for heavy soiling
How much water does it use per rack?
About 1.5 Imp gal (~6.8 L) per rack, making it highly efficient for its production level
Is it available in three-phase?
Yes, a three-phase version is optional and operates at lower amperage (~29–33 A) with a 35–40 A breaker requirement
What maintenance features are included?
It supports an auto-clean cycle, automatic deliming alerts, and built-in diagnostics to detect service or chemical issues for easier upkeep