If you bought a used home or lost the original booklet, do not print a fuzzy scan from Scribd. Here is how to secure the definitive, better version:
Pro tip: Also download the "Rheem 71000 Service Bulletin #SB-102." This is a supplementary document that updates the manual regarding the 2022 federal efficiency standards. It retrofits older units with new ECO settings. No manual is better than an updated manual. rheem 71000 manual better
The manual states (Section 4.1) that the power LED should be solid green. If it is flashing, the unit is in "anti-freeze mode." Most users panic and call a plumber. The manual clearly says: "Flashing green indicates normal operation below 38°F ambient." You just saved $150. If you bought a used home or lost
Instead of a static error code table:
The reason the Rheem 71000 manual is considered "better" by long-term owners is the maintenance calendar on page 32. If you follow this, your unit will last 20+ years. Pro tip: Also download the "Rheem 71000 Service
The "Better" Part: The manual includes a perforated checklist in the back. Photocopy it. Tape it to your breaker panel. No other manufacturer includes a physical maintenance log.