Index: leahi_dialin/td/modules/air_pump.py
===================================================================
diff -u -rb0d9d887e826ed5f1acd355f0c568822412bf1bb -r7f463d8649e41b995e1a94cc001ffc50541cafb7
--- leahi_dialin/td/modules/air_pump.py	(.../air_pump.py)	(revision b0d9d887e826ed5f1acd355f0c568822412bf1bb)
+++ leahi_dialin/td/modules/air_pump.py	(.../air_pump.py)	(revision 7f463d8649e41b995e1a94cc001ffc50541cafb7)
@@ -68,7 +68,7 @@
         self.h12_air_pump_power = app[0]
         self.td_air_pump_timestamp = timestamp
 
-    def cmd_air_pump_set_state(self, power: int) -> int:
+    def cmd_air_pump_set_state(self, state: int, power: int) -> int:
         """
         Constructs and sends the air pump set state command.
 
@@ -78,8 +78,9 @@
         @return: 1 if successful, zero otherwise
         """
 
+        sts = integer_to_bytearray(state)
         pwr = integer_to_bytearray(power)
-        payload = pwr
+        payload = sts + pwr
 
         message = DenaliMessage.build_message(channel_id=DenaliChannels.dialin_to_td_ch_id,
                                               message_id=MsgIds.MSG_ID_TD_AIR_PUMP_SET_STATE_REQUEST.value,