2MODGAS-XWR2-B Technical GuideAAON2425 South Yukon Ave.Tulsa, OK 74107-2728www.aaon.comFactory Technical Support Phone: 918-382-6450AAON Controls Support: 866-918-1100It is the intent of AAON to provide accurate and current productinformation. However, in the interest of product improvement,AAON reserves the right to change pricing, specifications, and/ordesign of its product without notice, obligation, or liability.AAON P/N: G112860, Rev. A© July 2022 AAON Inc. All rights reserved.AAON® is a registered trademark of AAON, Inc., Tulsa, OK.White-Rogers® is a registered trademark of Emerson ClimateTechnologies, Inc., St. Louis, MOAAON assumes no responsibility for errors or omissions inthis document.This document is subject to change without notice.MODGAS-XWR2 PARTS REFERENCEPART DESCRIPTION PART NUMBERMODGAS-XWR2 Module ASM01695MODGAS-XWR2-B Module ASM0690912 Relay E-BUS Expansion Module ASM01873VCCX2 Controller ASM01698MHGRV-X Module ASM01670MHGRV-X-A1 / MHGRV-X-B1 Module (no I2C) ASM07265 / ASM06910MHGRV-X-A2 / MHGRV-X-B2 Module (no I2C, EBV05H Valve only) ASM06926 / ASM06927Supply Air Temperature Sensor (6 in and 12 in.) G051240 (6 in.) and G051250 (12 in.)MODGAS-XWR2 REVISION LOGREVISION AND DATERev. A, July 25, 2022 Originalwww.aaon.comAll manuals are also available for download fromwww.aaon.com/library